This commit adds support for documenting a request's path parameters.
For example:
mockMvc.perform(
get("/locations/{latitude}/{longitude}", 51.5072, 0.1275))
.andExpect(status().isOk())
.andDo(document("locations").withPathParameters(
parameterWithName("latitude")
.description("The location's latitude"),
parameterWithName("longitude")
.description("The location's longitude")
));
Closes gh-86