[emacs mode] Fix shift-selecing json-encode interference
[emacs mode] Fix shift-selecing json-encode interference

Closes #73

emacsmirror/tern,fileability/tern,angelozerr/tern,eranif/tern,messfairy/tern,sergeche/tern,cloud9ide/tern,jgiles/tern,mcanthony/tern,emallson/tern,purcell/tern,marijnh/tern,othree/tern,jeffslofish/tern,jgiles/tern,anandthakker/tern,marijnh/tern,albertinad/tern,ternjs/tern,anandthakker/tern,adrianton3/tern,OliverJAsh/tern,eranif/tern,Icenium/tern,Icenium/tern,Icenium/tern,adrianton3/tern,mcanthony/tern,rustemferreira/tern,ypresto/tern,sqs/tern,cdosborn/tern,mcanthony/tern,neoclide/tern,angelozerr/tern,rustemferreira/tern,MarcelGerber/tern,emacsmirror/tern,emallson/tern,dorellang/tern,kentdoppelganger/tern,othree/tern,jason0x43/tern,talyian/tern,ternjs/tern,talyian/tern,anandthakker/tern,fileability/tern,vegansk/tern,ternjs/tern,albertinad/tern,emacsmirror/tern,albertinad/tern,MarcelGerber/tern,othree/tern,cdosborn/tern,eranif/tern,emallson/tern,fileability/tern,rustemferreira/tern,neoclide/tern,talyian/tern,messfairy/tern,cdosborn/tern,jgiles/tern,inafact/tern,MarcelGerber/tern,dorellang/tern,dorellang/tern,magnars/tern,neoclide/tern,kylehg/tern,pombredanne/tern,messfairy/tern,adrianton3/tern,marijnh/tern,cloud9ide/tern,forivall/tern,ryanstewart/tern,aklt/tern