updated docs
updated sphinx theme
updated docs for 3.2.3
tweaked html theme
doc: added index entries
more doc improvements
updated mca device
added PerkElmer Device
improved devices doc
updated motor names/values for tests
move clear_cache() to ca.py, and move caches from __init__ to ca.py
doc for ca.clear_cache
fixed ca unittest for array gets
fix prints for  py3
add short sleep after finalize_libca to avoid Win32 crashes
removed Changelog --- way out of date
fix typo in Struck device
add ordereddict.py to devices, use in mca.py
typo!
fix typo