Merge pull request #22 from rachelshu/master

Map ignore null value and null key serializer
cleanup work
IO work
adde a new project for Using Spring Forms
HttpClientConnectionManager Tests

First Pull
Merge pull request #24 from egmp777/master

HttpClientConnectionManager Tests
Merge pull request #23 from Dheeraj-Baluja/master

added a new project for Using Spring Forms
Formatting done and renamed the project correctly
Formatted the code
Merge remote-tracking branch 'upstream/master'
Merge pull request #25 from Dheeraj-Baluja/master

Spring forms
work on java io tests
connection management work
further connection management work
cleanup work
connection management work
work on connection management
minor testing work
java testing work
java testing work