These commits add argument type checking to methods within child_process. This needs to be reconciled with the current io.js behavior. The change introduces a new throw so there's a potential API compatibility issue.
/cc @trevnorris

• a1b2875afd9affd3e0147a10f04a2daf8c598761 lint: fix lint issues - nodejs/node-v0.x-archive@a1b2875
• 8032a210250c86877898331ac4474f39b3a573c6 test: test all spawn parameter positions - nodejs/node-v0.x-archive@8032a21
• 70dafa7b624abd43432e03304d65cc527fbecc11 child_process: check fork args is an array - nodejs/node-v0.x-archive@70dafa7
• e17c5a72b23f920f291d61f2780068c18768cb92 child_process: check execFile args is an array - nodejs/node-v0.x-archive@e17c5a7