[FIX #705]Add PATCH verb
Add PATCH http verb to requestMethod using in authorization policy and Ignored Resources Policy
<option value="PUT" apiman-i18n-skip="">PUT</option>
<option value="DELETE" apiman-i18n-skip="">DELETE</option>
<option value="OPTIONS" apiman-i18n-skip="">OPTIONS</option>
+ <option value="PATCH" apiman-i18n-skip="">PATCH</option>
<option value="HEAD" apiman-i18n-skip="">HEAD</option>
<option value="TRACE" apiman-i18n-skip="">TRACE</option>
<option value="CONNECT" apiman-i18n-skip="">CONNECT</option>
