am 4a945f3f: am 0408ef96: am 8d254bd3: am c06cbc3d: Merge "add docs for new IDE installing guide, migration guide, tips docs, and download page" into jb-mr1.1-docs

* commit '4a945f3f4d230520b55f08e813bf1d8b0b139713':
  add docs for new IDE installing guide, migration guide, tips docs, and download page