The "Introduction to QSoapService" example is broken

It seems that in a PHP 5.3 the '&' operator behavior has changed.
Missing QDateTime object for display only object. Cherry picked.
Merge pull request #302 from spekary/bugfix-variable-declarations

Missing QDateTime object for display only object
Merge pull request #281 from olegabr/bug-226

The "Introduction to QSoapService" example is broken
Fix app_includes bug with QApplication class for certain cases
Merge pull request #330 from vaibhav-kaushal/bug-app_Includes

Fix app_includes bug with QApplication class for certain cases
Merge pull request #331 from qcubed/bug-app_Includes

Fix app_includes bug with QApplication class for certain cases
Remopved pass by reference in line 20.

Pass by references will be removed from PHP 5.4.
F
UpdateCheckerForm::makeHttpRequest: Inserted the possibility to configure a proxy server for the curl request
Merge pull request #334 from hdzierz/master

Remopved pass by reference in line 20.