add gopath
new work email
source arcanist config
update config to match upstream syntax
updated powerline colors+themes
switch to pip-installed powerline. also fix gopath
switch from gitgutter to signify, add lawrencium (fugitive-alike for hg)
Revert "update config to match upstream syntax"

This reverts commit c27955dac3e0d5f9cf8867c30c0fd6e46b4fae6e.
Merge branch 'working'