quieting wget output
Merge pull request #521 from shaneknapp/cleaning_wget

quieting wget output
don't open non-.adam-extension files as ADAM files

  fixes #522
Merge pull request #523 from ryan-williams/adam-file

don't open non-.adam-extension files as ADAM files
[ADAM-526] `VcfAnnotation2ADAM` only counts once

Fixes #526.
Merge pull request #527 from laserson/ADAM-526

[ADAM-526] `VcfAnnotation2ADAM` only counts once
Added local wigfix2bed tool

Fixes #409.
Fixes #520
Merge pull request #413 from laserson/wig

[ADAM-409][ADAM-520] Added local wigfix2bed tool