Updated normal maps for JavaScript, TypeScript

Now, TypeScript uses the JavaScript maps. Also, changed the maps for
following (to make it more standard):

* `<Ctrl+T>` => `console.log()`
* `<Ctrl+A>` => `alert()`

vimrcs/filetypes.vim

@@ -26,11 +26,11 @@ au FileType javascript call JavaScriptFold()
 au FileType javascript setl fen
 au FileType javascript setl nocindent
 
-au FileType javascript imap <C-t> $log();<esc>hi
-au FileType javascript imap <C-a> alert();<esc>hi
+au FileType javascript,typescript imap <C-t> console.log();<esc>hi
+au FileType javascript,typescript imap <C-a> alert();<esc>hi
 
-au FileType javascript inoremap <buffer> $r return 
-au FileType javascript inoremap <buffer> $f // --- PH<esc>FP2xi
+au FileType javascript,typescript inoremap <buffer> $r return 
+au FileType javascript,typescript inoremap <buffer> $f // --- PH<esc>FP2xi
 
 function! JavaScriptFold() 
     setl foldmethod=syntax