Fix #77 - missing Abstract in SQL Version
included package description
fix #89
fix #91
Merge remote-tracking branch 'github/luis2'
fix #87
minor numbering issue related to #87
#95
Merge remote-tracking branch 'github/luis2'
Changed filename and hided bill creation from PBES and included into
GUIUserMod
Had to overwrite some of your changes because your modularization would
not have workde, due to time lets leave it out for the moment

Merge remote-tracking branch 'github/luis2'

Conflicts:
	uem.basesDeDatos.alonsostein.git/src/activity10/DataFile.java
Merge remote-tracking branch 'github/luis2'
merge and resolution of conflict