create alix7 branch

Signed-off-by: Sweil <mail@sweil.de>
added check for mod_rewrite to htaccess

Signed-off-by: Sweil <mail@sweil.de>
Update README

set new dev-branch
Merge pull request #98 from Sweil/alix6-bugfixes

update alix7 with latest bug fixes
Merge branch 'alix7'
Merge remote-tracking branch 'remotes/origin/alix7'

Conflicts:
	README

Signed-off-by: Sweil <mail@sweil.de>