Realign sidebar elements

after first feedback from BICC
Merge branch 'master' into text-updates
format style of realigned elements

make text a bit smaller to fit the sidebar size
Move filter selection into map instead of below it

add new explanation field to explain the filters
Show explanation of each layer on hover

show active layer explanation if mouse is not on any other layer
add possibility for detailed explanation
format style thanks to houndci
Add country details and country portraits to sidebar

style them accordingly
Add weapons of war export for 2013 to sidebar

add actual value instead of all exports
Merge branch 'master' into text-updates

Conflicts:
	source/javascripts/map.coffee
Merge pull request #15 from okfde/text-updates

Text updates