Page Objects (Add Base java files into the portalweb2 folder)

http://issues.liferay.com/browse/LIFEREAYQA-3912

Projected changes once we move over completely:
```
portalweb2/util/*.java  <==  portalweb/portal/util/*.java
portalweb2/util/blocks/action/BaseAction.java  <==  (New Folders)
portalweb2/util/blocks/function/BaseFunction.java  <==  (New Folders)
portalweb2/util/blocks/macro/BaseMacro.java  <==  (New Folders)
portalweb2/util/liferayselenium/*.java  <==  portalweb/portal/util/liferayselenium/*.java
portalweb2/util/testcase/BaseTestCase.java  <==  portalweb/portal/BaseTestCase
portalweb2/util/testsuite/BaseTestSuite.java  <==  portalweb/portal/BaseTestSuite
```