Closes #82. _compact for CACHE_BIG was not being called unless it rec…

…eived large data again (co/commandCache.cpp).Picked some changes from EQ master as well.

[ ] May break build
[ ] May break existing applications (see CHANGES.txt)
[x] Bugfix
[ ] New Feature
[ ] Cleanup
[ ] Optimization
[ ] Documentation

libs/co/commandCache.cpp

@@ -126,6 +126,8 @@ void CommandCache::_compact( const Cache which )
     const int32_t num = int32_t( cache.size() >> _freeShift );
     maxFree = EQ_MAX( _minFree[ which ] , num );
     _position[ which ] = cache.begin();
+    if ( which == CACHE_SMALL )
+        _compact( CACHE_BIG );
 #endif // COMPACT
 }