Merge pull request #335 from ZLLentz/fix_malformed_fix

FIX: remove wayward duplicate line from pre-fix

Merge pull request #331 from ZLLentz/fix_forgiving_file_finder

FIX: workaround for files that end up in strange subfolders

Merge pull request #334 from tangkong/rel_v2.18.0

REL: release notes v2.18.0 (and v2.17.0 retroactively)

Merge pull request #328 from KaushikMalapati/readonly

DEV: Making _RBV PVs read-only

Merge pull request #322 from klauer/doc_rel_v2.16.0

DOC: update release notes for v2.16.0

Merge pull request #316 from ZLLentz/rel_v2.15.1

DOC: release notes for v2.15.1

Merge pull request #304 from klauer/doc_release_notes

DOC: add in old release notes and fix version

Merge pull request #296 from ZLLentz/tst_templates_plural

TST: test suite was using old kwarg, swap to new

Merge pull request #293 from klauer/ref_sort_by_tcname

REF: sort generated records by TwinCAT symbol name (tcname)

Merge pull request #287 from klauer/enh_autosave_fields

ENH: autosave field additions