Removed Preferences because they are not used anymore

Added the macros_directory function that returns the place where the MDANSE macros has to be searched

Modified the Selector class hierarchy with a MMTK.Trajectory instead of a MMTK.Universe when initializing the class

The MDANSE database is now append instead of prended to the MMTK
database search path
Removed unused method

Bug fix in Partial charges plugin

bug fix with rbt analysis

Added more self-explanatory variable names
The job controller panel keep on now displaying the finished jobs

of rebuilding from scatch each thread cycle

file format