added returnGeometry parameter to Query task

linting fix
first crack

include resource specific CORS options for Tasks

fixed linting

fixed linting
added GET, JSONP and POST tests for raw Query Task
new Find Task JSONP tests, still not working
added functional FindSpec test
Merge pull request #358 from jgravois/return-geometry

added returnGeometry parameter to Query task
Merge pull request #359 from jgravois/task-cors-check

Task cors check
comments and testability improvments
fix service check in tasks
identify only visible layers in bindPopup
add L.esri.request docs
doc new options for Task
merge latest changes from master
added sample applicaiton for debugging

added doc type

ignore additional .html files in debug folder
Merge pull request #364 from jgravois/debug-directory

added sample application for debugging
warn about missing OIDs

a few tweaks

warn about missing OIDs

added check for console.warn
remove cluster and heatmap, UMD compatibility
Merge branch 'master' of github.com:Esri/esri-leaflet
fixed linting
Merge pull request #371 from jgravois/fields-no-id

warn about missing OIDs