Update Contributing.md

Contributing.md

@@ -4,6 +4,8 @@ Instructions for getting started are located at https://mifosforge.jira.com/wiki
 # Pull Request Checklist
 Before sending out a pull request, please ensure that the following pre-requisites are taken care of
 
+1. API documentation has been updated to reflect any changes made to the API (new API's, adding new Fields or Options to existing API etc)
+
 1. An integration test is added/updated to test the new feature developed/bug-fix being made
 
 1. The pull request has a Jira issue associated with it. Details for creating issues on Jira are located at https://mifosforge.jira.com/wiki/display/MIFOSX/Getting+started+-+Contributing+to+MifosX#Gettingstarted-ContributingtoMifosX-CreateIssues
@@ -12,6 +14,8 @@ Before sending out a pull request, please ensure that the following pre-requisit
 
 1. Newly added code has been formatted and cleaned up as per our preferences at https://github.com/openMF/mifosx/wiki/Eclipse#apply-project-preferences-to-eclipse
 
+1. Comments are added where relevant to ease peer review
+
 1. Your work is present in a single commit rather than several broken up commits. This helps us maintain a cleaner commit history.  https://github.com/openMF/mifosx/wiki/Github-&-Git#contributing-back-changes-to-original-repositoryauthors has instructions for squashing multiple commits or resetting head and recommiting your work as a single commit
 
 1. Your work is rebased on top of the latest code from develop branch to make life easier for our Committers