fixed bug empty gridHistory
replaced $('#' + var) by $('[id="' + var + '"]')
replaced $('#' + var) by $('[id="' + var + '"]')
replaced $('#' + var) by $('[id="' + var + '"]')
Merge pull request #15 from hobbyquaker/master

bugfix - slashes in IDs (KNX Adapter)
Merge remote-tracking branch 'remotes/upstream/master'

Conflicts:
	www/js/admin.js