Update mangrove layer style

adding line-width to make it visible at low zoom levels
Grump: change tiles origin
Grump: new color ramp
Grump: position layer properly
Grump: correct tiles origin
Merge pull request #1028 from Vizzuality/feature/layer-grump

Feature/layer grump
Merge pull request #1029 from Vizzuality/develop

Develop
allow grump2000 staging
fix forma download dates in country page embeds
fix forma download dates in country pages
Embed: merge master fixies
Embed: fix countries
apply compression to forest cover layer
Merge branch 'develop' of https://github.com/Vizzuality/gfw into develop
Update the text that says "(2012)" in the title with "(2000)"
Update the text that says "(2012)" in the title with "(2000)"
text change

The ranking title should say: "Countries with greatest tree cover extent (2000)"
Change Title: "Percent global tree cover loss per year, relative to 2000 tree cover extent"
Merge branch 'staging' of github.com:Vizzuality/gfw into develop
Merge conflict solved recruitment testers --> develop
Protected areas cdb: new js class for the layer