custom_search 7.x-1.15

Bug fixes

• Reverted commit 3f722148e62e4b08cebfd466fa2ab30fb5e5ae43, broke custom search blocks
• #2235859: Custom search block does not cope with forward slashes in the search box fixed by ceng: url_encode slashes in the search box
• Removed code about taxonomy terms in advanced search that isn't relevant anymore
• Simplify uninstall functions
• Fixed error message when no taxonomy vocabularies exists

New features

• #2235857: How do I remove the language selector in advance search? added: hide languages in advanced search form