Merge pull request #7 from wso2-dev/master

Merge pull request
Merge pull request #8 from wso2-dev/master

Merge pull request 2
Merge pull request #9 from wso2-dev/master

Merge pull request 3
Refactoring and repatching input/output schema editor dialog
Merge pull request #10 from wso2-dev/master

Merge pull request #5
Fixing create datamapper configuration dialog and import input/output schema
Merge pull request #10 from Gayany/master

Fixing create datamapper configuration dialog and import input/output schema