Added:
* rtl::OString::matchL
* rtl::OString::endsWith
* rtl::OString::endsWithL
* rtl::OString::indexOfL
* rtl::OString::replaceFirst
* rtl::OString::replaceAll
* rtl::OString::getToken
* rtl::OUString::endsWith
* rtl::OUString::replaceFirst
* rtl::OUString::replaceFirstAsciiL
* rtl::OUString::replaceFirstAsciiLAsciiL
* rtl::OUString::replaceAll
* rtl::OUString::replaceAllAsciiL
* rtl::OUString::replaceAllAsciiLAsciiL
* rtl::OUString::getToken
plus underlying C functions where necessary

Deprecated:
* comphelper::string::remove
* comphelper::string::getToken

Removed:
* comphelper::string::searchAndReplaceAsciiL
* comphelper::string::searchAndReplaceAllAsciiWithAscii
* comphelper::string::searchAndReplaceAsciiI
* comphelper::string::replace
* comphelper::string::matchL
* comphelper::string::matchIgnoreAsciiCaseL
* comphelper::string::indexOfL

Also fixed some apparent misuses of RTL_CONSTASCII_USTRINGPARAM ->
RTL_CONSTASCII_STRINGPARAM.