targeted 1.1.11
Multilayer API changes, target 1.2.0

 - Layers passed by index in grid fetching url
 - Interactivity only specified in layergroup config
 - Encode cache_buster as part of the token
Change LZMA expected encoding from HEX to base64, reducing its size
Fix grainstore include after direct dependency drop
Fix fetching of affected tables when mapnik tokens are used

We'll replace !bbox! with an empty box and !pixel_width! and
!pixel_height! with 1 before passing the query to CDB_QueryTable
Drop unused variable
fixed lzma decoding to fix browser requirements
merged with develop
Target v1.2.0 in package.json
Target v1.2.1
Make test for LZMA more robust in case of failure
Merge branch 'release/staging'