Merge branch 'dev'

* dev:
  v0.2.1
  fix css bug: main position relative
  update readme for v0.2.1
  refresh every 10m
  experimental v0.2.0
  fix styles; add footer
  new webapp
  use expire instead of life
  the new analyzer!
  use expire to limit size no more size
  lets rewrite analyzer and make it faster;
  return this in createsocketserver
  util typo
  hinit
  typofixing jshint
  style fixes
  style
  change default listener port to 8889
  typofixed in configs.toml
  simplify configuration #13
fix multi when  dis===0
dis!==0 && std===0 => mult = 1
fix some style
add two btn: switch and limit