Merge pull request #675 from amosonn/patch-1

Add feature for opening locations in new tab.

Author: nickspoons

autoload/OmniSharp/locations.vim

@@ -8,7 +8,7 @@ function! OmniSharp#locations#Navigate(location, noautocmds) abort
     if fnamemodify(a:location.filename, ':p') !=# expand('%:p')
       execute
       \ (a:noautocmds ? 'noautocmd' : '')
-      \ (&modified && !&hidden ? 'split' : 'edit')
+      \ (&modified && !&hidden ? 'split' : get(g:, 'OmniSharp_edit_command', 'edit'))
       \ fnameescape(a:location.filename)
     endif
     if get(a:location, 'lnum', 0) > 0

doc/omnisharp-vim.txt

@@ -432,6 +432,13 @@ completion suggestions. By default, only type/method signatures are fetched for
 performance reasons. Full documentation can still be fetched when needed using
 the |:OmniSharpDocumentation| command. Default: 1 >
     let g:omnicomplete_fetch_full_documentation = 1
+<
+                                                    *g:omnicomplete_edit_command*
+Use this option to specify which command OmniSharp will use to open locations
+found via various commands (for instance `OmniSharpGotoDefinition` or
+`OmniSharpFindUsages`).
+Default: edit >
+    let g:OmniSharp_edit_command = 'tabedit'
 <
 ===============================================================================
 4. COMMANDS                                                  *omnisharp-commands*