Persistence layer ported from MARV project.
Read cache movie implemented.
Cache insert and update completed.
Insert movie (single table) implemented.
ReleaseDates insert implemented
Insert posters implemented
Insert critics ratings implemented
Insert alternate ids implemented.
Insert links implemented
Insert genres implemented.
Insert directors implemented.
Insert reviews implemented.
Insert clips implemented.
Insert cast implemented.
Schema updated, other minor fixes.
minor fixes
Merge pull request #6 from bancer/master

jjj