coodbms0.8

release 0.8:
Reorganized the constants; replaced implements with static include. The javadocs look a lot better as a result.
The order of the eval method's arguments was inconsistent.
JTransaction now returns a DRM with a collection of responses from the actions which have been executed.
A sample application, a check register, has been implemented. Process check returns the new balance.
A guide has been writen for the check register.