Implemented prefix/suffix options
Reverted path to autoloader
Merge pull request #813 from dirkluijk/master

Implemented prefix/suffix options [issue #812]
[softdeletable] Added timeAware option
[softdeletable] Improved SQL query of timeAware option
[softdeletable] Improved SQL query of timeAware option again
[softdeleteable] some adjustments to orm filter
[xml schema] update based on #813