CMS-3011 IE has problems downloading entire files after we added new content-range setting.
S-155315 : Found two unused cache properties during research of this support issue.  They are now removed from the default.properties file since they are not in use.
Merge remote-tracking branch 'origin/master'
Merge pull request #179 from enonic/CMS-3011

CMS-3011 IE has problems downloading entire files after we added new content-range setting.
S-155315 : Reverting previous change.  These two properties are in use afterall.  :(
Merge remote-tracking branch 'origin/master'