Do not change element object during extract
Fix whitespace
Merge commit 'refs/pull/3130/head' of github.com:zendframework/zf2 into hotfix/add-space-after-function-keyword
Merge pull request #3130 branch 'hotfix/add-space-after-function-keyword'
Check parameter type
Fixing the problem with Limit/Offset in SqlServerDecorator when OrderBy is not defined.
Support for internationalized .IT domain names

The IT tld has recently added support for internationalized domain names.
The validation failed to pass for domains such as città.it which are now perfectly valid.
Parse docblock indented with tabs

This fixes the regular expression used to clean-up the docComments.
The tab escape (\t) was not parsed correctly because it was specified
inside a single quoted string.

Additionally the cleaned-up doc comment ($this->cleanDocComment) was
used by the DocBlockScanner.

This fixes #2445
Fixed DOCBLOCK_WHITESPACE token to detect tabs

This definetely fixes #2445 and passes all unit tests.
New unit tests for docblocks indented with tabs that
fail to be parsed without this fix.
Use || instead of or
Reverted GR validation rule
Fixed eszet character validation in .it idn domains
Add .it idn domains unit tests
Fixed wrong return usage and added @throws docblock
remove else in already return early
remove else in other because already return early
remove trailing_spaces
Removed unused variable
remove the subscription record upon successful unsubscribe
Hotfix #3046 - set /dev/urandom as entropy file for Session