rename: post method from get for HTTP POST calls

lib/sumologic.rb

@@ -23,7 +23,7 @@ def initialize(access_id=nil, access_key=nil, endpoint=SumoLogic::URL)
       end
     end
 
-    def get(path, params={})
+    def post(path, params={})
       @http.post do |req|
         req.url path
         req.body = params unless params.empty?