Changes related to FileHelpers Issue #226.  Added CommandTimeout property to DatabaseStorage and wired it up so that commands created in this class use the set CommandTimeout.  If no CommandTimeout is set by the developer, ten it defaults to 30 seconds.
Changes related to FileHelpers Issue #226.  Added CommandTimeout property to DatabaseStorage and wired it up so that commands created in this class use the set CommandTimeout.  If no CommandTimeout is set by the developer, ten it defaults to 30 seconds.

guillaumejay/FileHelpers,MarcosMeli/FileHelpers