lisc-tools/lisc: 0.2.0

The 0.2.X series is a new series of the module, initialized here with 0.2.0. This series is a non-breaking update on the prior release. The main updates in this update include: Internal updates to the LISC objects, and processing (#36, #39, #50, #60, #67, #68) Internal updates to the collection procedures (#49, #53, #61) Updates to available plotting utilities and saving (#41, #54, #66) Extended Pubmed collection to use additional settings, including setting date ranges (#44) Add OpenCitations option to collect DOIs of citing papers (#27) Miscellaneous bug fixes (#62, #69) General documentation updates (#30, #31, #38, #43, #45, #46, #64