add commands to toggle debug mode within Vim

plugin/wakatime.vim

@@ -280,6 +280,16 @@ let s:VERSION = '4.0.15'
         return s:false
     endfunction
 
+    function! s:EnableDebugMode()
+        call s:SetIniSetting('settings', 'debug', 'true')
+        let s:is_debug_mode_on = s:true
+    endfunction
+
+    function! s:DisableDebugMode()
+        call s:SetIniSetting('settings', 'debug', 'false')
+        let s:is_debug_mode_on = s:false
+    endfunction
+
 " }}}
 
 
@@ -318,5 +328,13 @@ let s:VERSION = '4.0.15'
 " }}}
 
 
+" Plugin Commands {{{
+
+    :command -nargs=0 WakaTimeDebugEnable call s:EnableDebugMode()
+    :command -nargs=0 WakaTimeDebugDisable call s:DisableDebugMode()
+
+" }}}
+
+
 " Restore cpoptions
 let &cpo = s:old_cpo