Revert "Make sure block.main is set to true when toggling the main menu on handheld."
Revert "Make sure block.main is set to true when toggling the main menu on handheld."

This reverts commit 6e9bbe1de6300e88a8822d2181d42fb667617b29.

iQuarK/client-web-app.js,iQuarK/client-web-app.js,blinkboxbooks/client-web-app.js,blinkboxbooks/client-web-app.js,iQuarK/client-web-app.js,iQuarK/client-web-app.js