[CI] CircleCI 2.0 migratiton

[m2wasabi]

CircleCI 1.0 ends on August 31, 2018.
https://circleci.com/sunset1-0/

condition

• GrimoireJS (waiting develop green)
• grimoirejs-fundamental
• grimoirejs-gltf (waiting core 1.0 CI green)
• grimoirejs-forward-shading (waiting core 1.0 CI green)
• grimoirejs-math (This can merge!)
• grimoirejs-preset-basic
• grimoirejs-cauldron (waiting core 1.0 CI update)
• inspector-v2
• grimoirejs-animation (waiting core update?)
• grimoire.gl

[m2wasabi]

#576

GrimoireGL/grimoirejs-gltf#124

[m2wasabi]

GrimoireGL/grimoirejs-forward-shading#56

[m2wasabi]

GrimoireGL/grimoirejs-preset-basic#138

[m2wasabi]

GrimoireGL/grimoirejs-cauldron#16

[m2wasabi]

GrimoireGL/inspector-v2#3

[m2wasabi]

GrimoireGL/grimoirejs-animation#4