Gem updates & githost logger

* Grit gem updated
* gitolite-client updated
* logger added
* few fixes

app/controllers/commits_controller.rb

@@ -15,6 +15,7 @@ class CommitsController < ApplicationController
   def index
     @repo = project.repo
     @limit, @offset = (params[:limit] || 40), (params[:offset] || 0)
+
     @commits = @project.commits(@ref, params[:path], @limit, @offset)
 
     respond_to do |format|