Merge pull request #1 from kamilsk/modx

MODX
update README
Merge remote-tracking branch 'origin/master'
fix merge problems
little fixes
fix readme.md
fix readme.md
optimize dao, move dns string to config, prepare database schema files
add support for outside config
update images
fix image
add mysql, mariadb and postgresql support
add table prefix support, remove grouping messages
update image
reorganize assets
update Apache Server Configs to v2.0.0
update database schema
remove gitignore
update readme and AccessModelTest
add SplAutoloader