remove duplicate taglib declaration
use try-with-resource for get operations
add todo to servlet, add home button to form client
add IT for CORS
remove static variables that were used for configuration across classes, minor code improvements
Revert "use try-with-resource for get operations"

This reverts commit 37c500e3585ef2f8bdf7b4685fc4792dd450f58f.
update Maven plugin versions
Fixed wrong path
Use ServletContext instead of ServletConfig...

... to obtain wps_config file path.
Fix #134
Merge branch 'feature/spring' into feature/spring-with-code-review

Conflicts:
	52n-wps-server/src/main/java/org/n52/wps/server/WebProcessingService.java
Merge remote-tracking branch 'bpr/bugfix/134' into feature/spring-with-code-review
rename config variable to better distinguish between the other one in WPSConfig
add null check to tests
Merge pull request #137 from nuest/feature/spring-with-code-review

Feature/spring with code review