Fix Travis segfault on MW 1.19
Merge pull request #301 from SemanticMediaWiki/travis-fix

Fix Travis segfault on MW 1.19
Travis setup
Merge pull request #302 from SemanticMediaWiki/travis-setup

Travis setup
Update before_script.sh
Update before_script.sh
InternalParseBeforeLinks clean-up for easier transition

- Renamed ContentProcessor to InTextAnnotationParser
- Moved InternalParseBeforeLinks to SMW\MediaWiki\Hooks ns
- Changed RedirectPropertyAnnotator signature to inject a Title instead
- Added SMW\MediaWiki\MagicWordFinder to isolate MW dependency
- Simplified related tests

Relates to #295, bug 62856
Merge pull request #303 from SemanticMediaWiki/parse-before-hook

InternalParseBeforeLinks clean-up for easier transition
Use prefixed DBkey for caching in SMW\Store\Maintenance\DataRebuilder

Use getPrefixedDBkey to ensure that pages with the same name but different prefix are cached
separately
Merge pull request #308 from SemanticMediaWiki/use-prefix-dbkey

Use prefixed DBkey for caching in SMW\Store\Maintenance\DataRebuilder
Update RELEASE-NOTES.md
Update RELEASE-NOTES.md
Temp fix for SMW\Test\QueryPrinterRegistryTestCase

Due to changes as to when test classes are loaded, some third-party
extension make assumptions about available test cases.

Removed SemanticMediaWikiTestCase dependency and solely
depend on \PHPUnit_Framework_TestCase

Only glanced over some of those tests but they need some serious re-factoring.
Merge pull request #310 from SemanticMediaWiki/fix-queryprinter-test-autoload

Temp fix for SMW\Test\QueryPrinterRegistryTestCase
Remove MediaWikiTestCase dependency

- Any change to the `MediaWikiTestCase` can potentially disrupt test scenarios.
- Introduce an independent `MwUnitTestDatabaseInstaller` that replicates the `MediaWikiTestCase` DB cloning procedure.
- `MwDBaseUnitTestCase` itself only relies on `PHPUnit_Framework_TestCase`
Remove MediaWikiTestCase from MwIntegrationTestCase
Remove MediaWikiTestCase from remaining tests
Merge pull request #311 from SemanticMediaWiki/less-mw-testcase

Remove MediaWikiTestCase dependency
Update RELEASE-NOTES.md
Move reporter related stuff to its own place

Add NullMessageReporter to remove unnecessary invocation during tests