fixed sieve mail filter creation

if the filter rule uses "begins with", the regex should be "^$searchterm" instead of " $searchterm"

See merge request !297

if the filter rule uses "begins with", the regex should be "^$searchterm" instead of " $searchterm"

Git attributes file to make sure Windows developers don't commit bad line endings.

To obey http://git.ispconfig.org/ispconfig/ispconfig3/blob/45e9406a0fd6e872219a09d913bdfa49bd22e87b/CODING_NOTES.php.txt#L3

https://help.github.com/articles/dealing-with-line-endings/

See merge request !290

more detaled informations during install/setup when mysql is not using NO_ENGINE_SUBSTITUTION



See merge request !288

Master



See merge request !287

Master

Fixes #3731 

See merge request !286

Master

Closes #2586 

See merge request !285