log normalizing
errhandler test; fix issue #61
deepextend; removed cycle test in favour of unsuprising behaviour in normal cases
paramcheck options; uses exceptions
disallow invalid default options filename as causes ambiguity; issue #52
nice error for plugin dep fail; issue #50
changelog updates
executor timing test weakened
null queries are not allowed for load$
entity: load and remove on bad query throws
transport 0.2.5
 0.5.20 release work
bump 0.5.20
release tweak
Merge upstream 0.5.20 and remove executor.test.js