update README
remove libs - that comes from a subtree/submodule merge
Squashed 'libs/wpcomrest/' content from commit ea667ce

git-subtree-dir: libs/wpcomrest
git-subtree-split: ea667ce5752fd2f283f72a6428d383af2c2c034c
Merge commit 'af1259318e11cde10c126cb0684bd355ea9174a0' as 'libs/wpcomrest'
import libs/wpcomrest
Add 'libs/utils/' from commit '449639d78f9bc643d34a794dacf361f2b31c007e'

git-subtree-dir: libs/utils
git-subtree-mainline: dff352bc7d1b9ee8f75a88eac97736fa9d397b8f
git-subtree-split: 449639d78f9bc643d34a794dacf361f2b31c007e
import libs/utis
Add 'libs/graphview/' from commit 'af089b7d85561d80e6fa0b2f8871a075c2cd2eab'

git-subtree-dir: libs/graphview
git-subtree-mainline: 52886e110b10f3c441da0220dd7e5526166b6bec
git-subtree-split: af089b7d85561d80e6fa0b2f8871a075c2cd2eab
Add 'libs/networking/' from commit '5d8f6d3a99fa88a45c75c5160200cffb07a23219'

git-subtree-dir: libs/networking
git-subtree-mainline: 128ffada55c3a3b97c8b57f385a81db677c5fecd
git-subtree-split: 5d8f6d3a99fa88a45c75c5160200cffb07a23219
import libs/networking
init utils readme