usp_AdaptiveIndexDefrag Fixes issue microsoft#244 object names using …

…square brackets

Removed problematic references using square brackets in dynamic SQL commands.  This was also causing object names in log tables to also include the square bracket causing  non-indexed statistics to fail during statistics update command, since the bracket was considered part of the stats name. 
Add comment proc @ver number comment inline in usp_AdaptiveIndexDefrag proc to allow users to see what version is deployed on a server.