rcites 1.2.0

• Default branch is now set to main.
• synonyms are properly formatted (see #65).
• print() methods are tested (see #57).
• curl::curl_escape(x) is used to encode some URL parts (see #63).
• Consistently uses message() for console (see #60).
• Vignettes are not precomputed (see #58).
• Tests now uses vcr (now listed in Suggests, see #56).
• Classes are now tested properly (see #54).
• rcites_res() gains arguments verbose and raw (see #43 and #62).
• Request status now are reported by warn_for_status() rather than by stop_for_status(), this prevents fast-failing in batch mode (see #62).