Merge pull request #4 from NSLS-II/dc_dev

Merging scaler record interface
Merge pull request #5 from NSLS-II/dc_dev

MNT: don't use put-completion for 'stop' methods; ENH: start of session manager
ENH: setup warnings; pyepics version check
Ignore vi/vim backup files.
MNT: cosmetic changes.
ENH: begin to flesh out RunEngine.
ENH: temporarily add report method.


Fix (remove) this hack as soon as no longer needed.
ENH: mockup databroker calls.


These are commented out for now.
MNT: fix missing detector trigger section.
ENH: add testing config for 23id1 and rudimentary scan impl.
MNT: add convenience methods for interfacing with Data Broker.
ENH: hard-code metadataStore interactions in RunEngine. Needs refactoring.