Merge branch 'pmelj'

git-svn-id: https://svn.ices.utexas.edu/repos/clsb/trunk/moil@4991 90e2fc84-bd37-0410-82f1-ae2f889bfac2
Refactored some of the code for nonbonded interactions.

git-svn-id: https://svn.ices.utexas.edu/repos/clsb/trunk/moil@4992 90e2fc84-bd37-0410-82f1-ae2f889bfac2
Removed unused function InitMemory.

git-svn-id: https://svn.ices.utexas.edu/repos/clsb/trunk/moil@4993 90e2fc84-bd37-0410-82f1-ae2f889bfac2