[FIX] JSView: minor cleanup, remove unused assignment

Fixes https://github.com/SAP/openui5/issues/230

Change-Id: I9fd9c8ea864b88f5e70104fbb6debb5671c6da44
[INTERNAL] sap.m.P13nConditionPanel - performance improvements

Change-Id: I930a4a6592117bfffadabecc9a76a95b94c13af1
[FIX] m.Shell: make LESS actually calc the media query value

Workaround for LESS issue https://github.com/less/less.js/issues/1903

Change-Id: I3817e5969a17c5b014f0bc4b3e41ea9422982b9c
Merge "[FIX] JSView: minor cleanup, remove unused assignment"
Merge "[INTERNAL] sap.m.P13nConditionPanel - performance improvements"
Merge "[FIX] m.Shell: make LESS actually calc the media query value"