Added and updated some plugins

Added: vim-ruby, typescript-vim, vim-javascript
Updated: rust-vim

sources_non_forked/vim-ruby/spec/vim/plugin/syntax_test.vim

@@ -0,0 +1,21 @@
+
+let s:debug = 0
+
+function! s:CursorHasGroup(group) abort
+  return synIDattr(synID(line('.'), col('.'), 0), 'name') =~ a:group
+endfunction
+
+function! TestSyntax(pattern, group) abort
+  let pattern = '\C' . a:pattern
+  call cursor(1, 1)
+  redraw
+  let start_match = search(pattern, 'c') && s:CursorHasGroup(a:group)
+  if s:debug
+    redraw | sleep 500m
+  endif
+  let end_match   = search(pattern, 'e') && s:CursorHasGroup(a:group)
+  if s:debug
+    redraw | sleep 500m
+  endif
+  return start_match && end_match
+endfunction