Add ObjIdSet constructor taking an initial capacity.
Add ObjIdSet constructor taking an initial capacity.

archiecobbs/jsimpledb,permazen/permazen,gmsconstantino/jsimpledb,tempbottle/jsimpledb,archiecobbs/jsimpledb,gmsconstantino/jsimpledb,permazen/permazen,tempbottle/jsimpledb,mmayorivera/jsimpledb,tempbottle/jsimpledb,gmsconstantino/jsimpledb,permazen/permazen,mmayorivera/jsimpledb,mmayorivera/jsimpledb,archiecobbs/jsimpledb