added basic xls exporting
added csv export
Merge branch 'master' into xlsexport
changed mime type wich might be causing problems
Should solve mikelbring/tinyissue#104

Tested in Google Chrome / Windows XP

Untested in IE, Firefox, Opera, Safari.
Fixes mikelbring/tinyissue#103

Allow additional database config key/value pairs to be set.
french translation update

small fixes: limited text size for labels, other fixes
new string
Merge pull request #124 from rainje/patch-2

french translation update
Merge pull request #125 from knusperpixel/mikelbring/tinyissue#103

Fixes mikelbring/tinyissue#103
Merge pull request #126 from knusperpixel/mikelbring/tinyissue#104

Should solve mikelbring/tinyissue#104
added path ref to vendor directory to resolve issue causing undefined index: vendor error
Merge pull request #130 from farai/develop

Resolved Undefined index: vendor error reported in #issue 129
add zh_CN(Simplified Chinese) language files
Merge pull request #136 from knktc/develop

add zh_CN(Simplified Chinese) language files
Notify user when creating issue assigned to him
Notify user when updating issue assigned to him
Notify user commentingating issue assigned to him
Notify user commenting issue assigned to him
Merge branch 'develop' of https://github.com/FrostyX/tinyissue into develop
Dont notify when user assigned to issue is commenting