Add tests for current behavior of mangleQuery().
Refactoring: Extract code to mangle SearchableText queries into its own function.
Add helper functions to prepend and append wildcards to search terms.
Make mangle_searchable_text_query substitute value_lwc and value_twc.
Don't handle simple terms any different from simple searches anymore.
Always strip wildcards from `value`.
Drop `base_value` from dynamic pattern variables.
Make isSimpleSearch() consider every query containing quotes non-simple.
Add a solr.xml to our profile to configure a working search pattern upon installation.
Merge branch 'master' into lg-reverse-wildcard-support

Conflicts:
	docs/HISTORY.txt
Merge pull request #34 from 4teamwork/lg-reverse-wildcard-support

Add support for forward as well as reverse wildcard search