diff --git a/.github/ISSUE_TEMPLATE.md b/.github/ISSUE_TEMPLATE.md
index 189155e1..53112c6f 100644
--- a/.github/ISSUE_TEMPLATE.md
+++ b/.github/ISSUE_TEMPLATE.md
@@ -5,7 +5,7 @@
 如何调试 https://github.com/Neilpang/acme.sh/wiki/How-to-debug-acme.sh
 
 If it is a bug report:
-- make sure you are able to repro it on the latest released version. 
+- make sure you are able to repro it on the latest released version.
 You can install the latest version by: `acme.sh --upgrade`
 
 - Search the existing issues.
diff --git a/.travis.yml b/.travis.yml
index 04de1934..e77eb32c 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -34,5 +34,5 @@ script:
 
 matrix:
   fast_finish: true
-  
-  
+
+
diff --git a/acme.sh b/acme.sh
index cac16d35..e060e334 100755
--- a/acme.sh
+++ b/acme.sh
@@ -178,7 +178,7 @@ _printargs() {
     printf -- "%s" "$1='$2'"
   fi
   printf "\n"
-  # return the saved exit status 
+  # return the saved exit status
   return "$_exitstatus"
 }
 
@@ -6215,7 +6215,7 @@ Parameters:
   --branch, -b                      Only valid for '--upgrade' command, specifies the branch name to upgrade to.
 
   --notify-level  0|1|2|3           Set the notification level:  Default value is $NOTIFY_LEVEL_DEFAULT.
-                                     0: disabled, no notification will be sent. 
+                                     0: disabled, no notification will be sent.
                                      1: send notifications only when there is an error.
                                      2: send notifications when a cert is successfully renewed, or there is an error.
                                      3: send notifications when a cert is skipped, renewed, or error.
diff --git a/deploy/qiniu.sh b/deploy/qiniu.sh
index e46e6fb3..13b09651 100644
--- a/deploy/qiniu.sh
+++ b/deploy/qiniu.sh
@@ -1,6 +1,6 @@
 #!/usr/bin/env sh
 
-# Script to create certificate to qiniu.com 
+# Script to create certificate to qiniu.com
 #
 # This deployment required following variables
 # export QINIU_AK="QINIUACCESSKEY"
diff --git a/deploy/routeros.sh b/deploy/routeros.sh
index 21c9196f..70fe70a3 100644
--- a/deploy/routeros.sh
+++ b/deploy/routeros.sh
@@ -85,7 +85,7 @@ routeros_deploy() {
   scp "$_ckey" "$ROUTER_OS_USERNAME@$ROUTER_OS_HOST:$_cdomain.key"
   _info "Trying to push cert '$_cfullchain' to router"
   scp "$_cfullchain" "$ROUTER_OS_USERNAME@$ROUTER_OS_HOST:$_cdomain.cer"
-  DEPLOY_SCRIPT_CMD="/system script add name=\"LE Cert Deploy - $_cdomain\" owner=admin policy=ftp,read,write,password,sensitive 
+  DEPLOY_SCRIPT_CMD="/system script add name=\"LE Cert Deploy - $_cdomain\" owner=admin policy=ftp,read,write,password,sensitive
 source=\"## generated by routeros deploy script in acme.sh
 \n/certificate remove [ find name=$_cdomain.cer_0 ]
 \n/certificate remove [ find name=$_cdomain.cer_1 ]
diff --git a/deploy/vault_cli.sh b/deploy/vault_cli.sh
index b93fdd51..5395d87e 100644
--- a/deploy/vault_cli.sh
+++ b/deploy/vault_cli.sh
@@ -2,10 +2,10 @@
 
 # Here is a script to deploy cert to hashicorp vault
 # (https://www.vaultproject.io/)
-# 
+#
 # it requires the vault binary to be available in PATH, and the following
 # environment variables:
-# 
+#
 # VAULT_PREFIX - this contains the prefix path in vault
 # VAULT_ADDR - vault requires this to find your vault server
 #
diff --git a/dnsapi/dns_da.sh b/dnsapi/dns_da.sh
index 7755c7e1..4e9c4ef0 100755
--- a/dnsapi/dns_da.sh
+++ b/dnsapi/dns_da.sh
@@ -9,7 +9,7 @@
 #
 # User must provide login data and URL to DirectAdmin incl. port.
 # You can create login key, by using the Login Keys function
-# ( https://da.example.com:8443/CMD_LOGIN_KEYS ), which only has access to 
+# ( https://da.example.com:8443/CMD_LOGIN_KEYS ), which only has access to
 # - CMD_API_DNS_CONTROL
 # - CMD_API_SHOW_DOMAINS
 #
diff --git a/dnsapi/dns_doapi.sh b/dnsapi/dns_doapi.sh
index 135f0b03..a001d52c 100755
--- a/dnsapi/dns_doapi.sh
+++ b/dnsapi/dns_doapi.sh
@@ -1,11 +1,11 @@
 #!/usr/bin/env sh
 
 # Official Let's Encrypt API for do.de / Domain-Offensive
-# 
+#
 # This is different from the dns_do adapter, because dns_do is only usable for enterprise customers
 # This API is also available to private customers/individuals
-# 
-# Provide the required LetsEncrypt token like this: 
+#
+# Provide the required LetsEncrypt token like this:
 # DO_LETOKEN="FmD408PdqT1E269gUK57"
 
 DO_API="https://www.do.de/api/letsencrypt"
diff --git a/dnsapi/dns_durabledns.sh b/dnsapi/dns_durabledns.sh
index 9a05eb32..677ae24d 100644
--- a/dnsapi/dns_durabledns.sh
+++ b/dnsapi/dns_durabledns.sh
@@ -147,11 +147,11 @@ _dd_soap() {
 
   # build SOAP XML
   _xml='<?xml version="1.0" encoding="utf-8"?>
-<soap:Envelope xmlns:soap="http://schemas.xmlsoap.org/soap/envelope/" 
-xmlns:soapenc="http://schemas.xmlsoap.org/soap/encoding/" 
-xmlns:tns="urn:'$_urn'" 
-xmlns:types="urn:'$_urn'/encodedTypes" 
-xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" 
+<soap:Envelope xmlns:soap="http://schemas.xmlsoap.org/soap/envelope/"
+xmlns:soapenc="http://schemas.xmlsoap.org/soap/encoding/"
+xmlns:tns="urn:'$_urn'"
+xmlns:types="urn:'$_urn'/encodedTypes"
+xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 xmlns:xsd="http://www.w3.org/2001/XMLSchema">
   <soap:Body soap:encodingStyle="http://schemas.xmlsoap.org/soap/encoding/">'"$body"'</soap:Body>
 </soap:Envelope>'
diff --git a/dnsapi/dns_euserv.sh b/dnsapi/dns_euserv.sh
index 38101565..cfb4b814 100644
--- a/dnsapi/dns_euserv.sh
+++ b/dnsapi/dns_euserv.sh
@@ -127,7 +127,7 @@ dns_euserv_rm() {
   else
     # find XML block where txtvalue is in. The record_id is allways prior this line!
     _endLine=$(echo "$response" | grep -n '>dns_record_content<.*>'"$txtvalue"'<' | cut -d ':' -f 1)
-    # record_id is the last <name> Tag with a number before the row _endLine, identified by </name><value><struct> 
+    # record_id is the last <name> Tag with a number before the row _endLine, identified by </name><value><struct>
     _record_id=$(echo "$response" | sed -n '1,'"$_endLine"'p' | grep '</name><value><struct>' | _tail_n 1 | sed 's/.*<name>\([0-9]*\)<\/name>.*/\1/')
     _info "Deleting record"
     _euserv_delete_record "$_record_id"
diff --git a/dnsapi/dns_freedns.sh b/dnsapi/dns_freedns.sh
index e76e6495..29b18921 100755
--- a/dnsapi/dns_freedns.sh
+++ b/dnsapi/dns_freedns.sh
@@ -359,7 +359,7 @@ _freedns_data_id() {
     # before each table row <tr>
     # search for the record type withing each row (e.g. TXT)
     # search for the domain within each row (which is within a <a..>
-    # </a> anchor. And finally extract the domain ID.         
+    # </a> anchor. And finally extract the domain ID.
     if [ -n "$data_id" ]; then
       printf "%s" "$data_id"
       return 0
diff --git a/dnsapi/dns_me.sh b/dnsapi/dns_me.sh
index 382eeedd..98a58411 100644
--- a/dnsapi/dns_me.sh
+++ b/dnsapi/dns_me.sh
@@ -2,7 +2,7 @@
 
 # bug reports to dev@1e.ca
 
-# ME_Key=qmlkdjflmkqdjf	
+# ME_Key=qmlkdjflmkqdjf
 # ME_Secret=qmsdlkqmlksdvnnpae
 
 ME_Api=https://api.dnsmadeeasy.com/V2.0/dns/managed
diff --git a/dnsapi/dns_namecheap.sh b/dnsapi/dns_namecheap.sh
index a82e12d7..2e389265 100755
--- a/dnsapi/dns_namecheap.sh
+++ b/dnsapi/dns_namecheap.sh
@@ -3,10 +3,10 @@
 # Namecheap API
 # https://www.namecheap.com/support/api/intro.aspx
 #
-# Requires Namecheap API key set in 
-#NAMECHEAP_API_KEY, 
+# Requires Namecheap API key set in
+#NAMECHEAP_API_KEY,
 #NAMECHEAP_USERNAME,
-#NAMECHEAP_SOURCEIP 
+#NAMECHEAP_SOURCEIP
 # Due to Namecheap's API limitation all the records of your domain will be read and re applied, make sure to have a backup of your records you could apply if any issue would arise.
 
 ########  Public functions #####################
diff --git a/dnsapi/dns_nsupdate.sh b/dnsapi/dns_nsupdate.sh
index dfb3672a..cd4b7140 100755
--- a/dnsapi/dns_nsupdate.sh
+++ b/dnsapi/dns_nsupdate.sh
@@ -27,7 +27,7 @@ dns_nsupdate_add() {
   [ -n "$DEBUG" ] && [ "$DEBUG" -ge "$DEBUG_LEVEL_2" ] && nsdebug="-D"
   if [ -z "${NSUPDATE_ZONE}" ]; then
     nsupdate -k "${NSUPDATE_KEY}" $nsdebug <<EOF
-server ${NSUPDATE_SERVER}  ${NSUPDATE_SERVER_PORT} 
+server ${NSUPDATE_SERVER}  ${NSUPDATE_SERVER_PORT}
 update add ${fulldomain}. 60 in txt "${txtvalue}"
 send
 EOF
@@ -64,7 +64,7 @@ dns_nsupdate_rm() {
   [ -n "$DEBUG" ] && [ "$DEBUG" -ge "$DEBUG_LEVEL_2" ] && nsdebug="-D"
   if [ -z "${NSUPDATE_ZONE}" ]; then
     nsupdate -k "${NSUPDATE_KEY}" $nsdebug <<EOF
-server ${NSUPDATE_SERVER}  ${NSUPDATE_SERVER_PORT} 
+server ${NSUPDATE_SERVER}  ${NSUPDATE_SERVER_PORT}
 update delete ${fulldomain}. txt
 send
 EOF
diff --git a/dnsapi/dns_rcode0.sh b/dnsapi/dns_rcode0.sh
index 9ed20e68..d3f7f219 100755
--- a/dnsapi/dns_rcode0.sh
+++ b/dnsapi/dns_rcode0.sh
@@ -3,7 +3,7 @@
 #Rcode0 API Integration
 #https://my.rcodezero.at/api-doc
 #
-# log into https://my.rcodezero.at/enableapi and  get your ACME API Token (the ACME API token has limited 
+# log into https://my.rcodezero.at/enableapi and  get your ACME API Token (the ACME API token has limited
 # access to the REST calls needed for acme.sh only)
 #
 #RCODE0_URL="https://my.rcodezero.at"