webapp/editor: using font-size from account settings to set codemirror font sizes in editor
webapp/editor: using font-size from account settings to set codemirror font sizes in editor

tscholl2/smc,tscholl2/smc,sagemathinc/smc,sagemathinc/smc,DrXyzzy/smc,tscholl2/smc,DrXyzzy/smc,sagemathinc/smc,tscholl2/smc,tscholl2/smc,DrXyzzy/smc,DrXyzzy/smc,sagemathinc/smc