Added missing tern bin from github.com/sqs/tern
Merge pull request #2 from malandrew/bug/gh-1

Added missing tern bin from github.com/sqs/tern
Remove npm install steps from Dockerfile now that all node_modules are vendored
add both program and docker tests
set up for travis CI
use src v0.0.2
add toolchain in test
use non-ssh git submodule URLs
fix sudo wget cmd
use src 0.0.4
set as default scanner
use src 0.0.5 with automatic detection of scanners in srclibpath
more descriptive readme
mention tern
add section about tests
justify
use src v0.0.7 (slightly different .srclib-cache layout)
use src v0.0.8 (Makefiles are not persisted in .srclib-cache)
rename symbols -> defs
expose def formatter