Only should SignifyDelete count if it's > 1

Closes mhinz#359

Author: jamessan

autoload/sy/sign.vim

@@ -103,7 +103,13 @@ function! sy#sign#process_diff(sy, vcs, diff) abort
       if new_line == 0
         call add(ids, s:add_sign(a:sy, 1, 'SignifyRemoveFirstLine'))
       elseif s:sign_show_count
-        let text = s:sign_delete . (old_count <= 99 ? old_count : '>')
+        if old_count > 99
+          let text = s:sign_delete . '>'
+        elseif old_count < 2
+          let text = s:sign_delete
+        else
+          let text = s:sign_delete . old_count
+        endif
         while strwidth(text) > 2
           let text = substitute(text, '.', '', '')
         endwhile
@@ -147,7 +153,13 @@ function! sy#sign#process_diff(sy, vcs, diff) abort
       let prev_line_available = new_line > 1 && !get(a:sy.signtable, new_line - 1, 0)
       if prev_line_available
         if s:sign_show_count
-          let text = s:sign_delete . (deleted_count <= 99 ? deleted_count : '>')
+          if deleted_count > 99
+            let text = s:sign_delete . '>'
+          elseif deleted_count < 2
+            let text = s:sign_delete
+          else
+            let text = s:sign_delete . deleted_count
+          endif
           while strwidth(text) > 2
             let text = substitute(text, '.', '', '')
           endwhile