Removed trailing white spaces

Removed trailing whitespaces with

```sh
for file in `grep -r " $" * | cut -d : -f 1 | sort | uniq | grep -v " "`; do sed -i 's/[ \t]*$//' $file; done
```

and some handwork.

conf/app.ini

@@ -7,14 +7,14 @@ RUN_USER = git
 RUN_MODE = dev
 
 [repository]
-ROOT = 
+ROOT =
 SCRIPT_TYPE = bash
 
 [server]
 PROTOCOL = http
 DOMAIN = localhost
 ROOT_URL = %(PROTOCOL)s://%(DOMAIN)s:%(HTTP_PORT)s/
-HTTP_ADDR = 
+HTTP_ADDR =
 HTTP_PORT = 3000
 SSH_PORT = 22
 ; Disable CDN even in "prod" mode
@@ -27,7 +27,7 @@ CERT_FILE = custom/https/cert.pem
 KEY_FILE = custom/https/key.pem
 ; Upper level of template and static file path
 ; default is the path where Gogs is executed
-STATIC_ROOT_PATH = 
+STATIC_ROOT_PATH =
 ; Application level GZIP support
 ENABLE_GZIP = false
 
@@ -87,20 +87,20 @@ SUBJECT = %(APP_NAME)s
 ; Mail server
 ; Gmail: smtp.gmail.com:587
 ; QQ: smtp.qq.com:25
-HOST = 
+HOST =
 ; Mail from address
-FROM = 
+FROM =
 ; Mailer user name and password
-USER = 
-PASSWD = 
+USER =
+PASSWD =
 
 [oauth]
 ENABLED = false
 
 [oauth.github]
 ENABLED = false
-CLIENT_ID = 
-CLIENT_SECRET = 
+CLIENT_ID =
+CLIENT_SECRET =
 SCOPES = https://api.github.com/user
 AUTH_URL = https://github.com/login/oauth/authorize
 TOKEN_URL = https://github.com/login/oauth/access_token
@@ -109,16 +109,16 @@ TOKEN_URL = https://github.com/login/oauth/access_token
 ; https://console.developers.google.com/project
 [oauth.google]
 ENABLED = false
-CLIENT_ID = 
-CLIENT_SECRET = 
+CLIENT_ID =
+CLIENT_SECRET =
 SCOPES = https://www.googleapis.com/auth/userinfo.email https://www.googleapis.com/auth/userinfo.profile
 AUTH_URL = https://accounts.google.com/o/oauth2/auth
 TOKEN_URL = https://accounts.google.com/o/oauth2/token
 
 [oauth.qq]
 ENABLED = false
-CLIENT_ID = 
-CLIENT_SECRET = 
+CLIENT_ID =
+CLIENT_SECRET =
 SCOPES = all
 ; QQ 互联
 ; AUTH_URL = https://graph.qq.com/oauth2.0/authorize
@@ -129,8 +129,8 @@ TOKEN_URL = https://open.t.qq.com/cgi-bin/oauth2/access_token
 
 [oauth.weibo]
 ENABLED = false
-CLIENT_ID = 
-CLIENT_SECRET = 
+CLIENT_ID =
+CLIENT_SECRET =
 SCOPES = all
 AUTH_URL = https://api.weibo.com/oauth2/authorize
 TOKEN_URL = https://api.weibo.com/oauth2/access_token
@@ -190,7 +190,7 @@ MAX_FILES = 10
 ; Specifies the format for fully outputed dates. Defaults to RFC1123
 ; Special supported values are ANSIC, UnixDate, RubyDate, RFC822, RFC822Z, RFC850, RFC1123, RFC1123Z, RFC3339, RFC3339Nano, Kitchen, Stamp, StampMilli, StampMicro and StampNano
 ; For more information about the format see http://golang.org/pkg/time/#pkg-constants
-FORMAT = 
+FORMAT =
 
 [log]
 ROOT_PATH =
@@ -204,11 +204,11 @@ LEVEL = Trace
 
 ; For "console" mode only
 [log.console]
-LEVEL = 
+LEVEL =
 
 ; For "file" mode only
 [log.file]
-LEVEL = 
+LEVEL =
 ; This enables automated log rotate(switch of following options), default is true
 LOG_ROTATE = true
 ; Max line number of single file, default is 1000000
@@ -222,7 +222,7 @@ MAX_DAYS = 7
 
 ; For "conn" mode only
 [log.conn]
-LEVEL = 
+LEVEL =
 ; Reconnect host for every single message, default is false
 RECONNECT_ON_MSG = false
 ; Try to reconnect when connection is lost, default is false
@@ -230,28 +230,28 @@ RECONNECT = false
 ; Either "tcp", "unix" or "udp", default is "tcp"
 PROTOCOL = tcp
 ; Host address
-ADDR = 
+ADDR =
 
 ; For "smtp" mode only
 [log.smtp]
-LEVEL = 
+LEVEL =
 ; Name displayed in mail title, default is "Diagnostic message from serve"
 SUBJECT = Diagnostic message from serve
 ; Mail server
-HOST = 
+HOST =
 ; Mailer user name and password
-USER = 
+USER =
 PASSWD =
 ; Receivers, can be one or more, e.g. ["1@example.com","2@example.com"]
-RECEIVERS = 
+RECEIVERS =
 
 ; For "database" mode only
 [log.database]
-LEVEL = 
+LEVEL =
 ; Either "mysql" or "postgres"
-DRIVER = 
+DRIVER =
 ; Based on xorm, e.g.: root:root@localhost/gogs?charset=utf8
-CONN = 
+CONN =
 
 [i18n]
 LANGS = en-US,zh-CN,de-DE

conf/gitignore/C Sharp

@@ -59,7 +59,7 @@ _ReSharper*
 *.ncrunch*
 .*crunch*.local.xml
 
-# Installshield output folder 
+# Installshield output folder
 [Ee]xpress
 
 # DocProject is a documentation generator add-in