Merge pull request #1 from wso2/master

update 24/2/2014
Merge pull request #2 from wso2/master

* Merging QoS related changes from 3.5.0 branch to trunk.
Merge pull request #3 from wso2-dev/master

pull from march 10
Merge pull request #4 from wso2-dev/master

pull for march 13
Merge pull request #5 from wso2-dev/master

Changing Data Mapper '.gmfgen' map model to get 'input' , 'output' and
Merge pull request #6 from wso2-dev/master

pull for march 15
Merge pull request #7 from wso2-dev/master

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

update 26/3/2014
Merge pull request #9 from wso2-dev/master

pull 31/march
Merge pull request #10 from wso2-dev/master

Improving Equal operator figure
Merge pull request #11 from wso2-dev/master

April 1
Merge pull request #12 from wso2-dev/master

pull 2/april
Add Spliter operator. Removed static operator generation methods from
DataMapperFactoryImpl.
Merge pull request #15 from lsdeva/master

new operator Split added. Static implementation of operator generation from DataMapperFactoryImpl removed.