Add Swift 1.2 info into README.md
Add Swift 1.2 info into README.md

KamilSwojak/TagListView,ElaWorkshop/TagListView,hoanganh6491/TagListView,ElaWorkshop/TagListView,Nick-The-Uncharted/TagListView,hustlzp/TagListView,KamilSwojak/TagListView,xhacker/TagListView,hustlzp/TagListView,hoanganh6491/TagListView,Nick-The-Uncharted/TagListView,xhacker/TagListView