clear the console on each run

So that previous messages don't show.
upgrade tape
Merge pull request #33 from joeybaker/patch-1

clear the console on each run
guard console
1.14.2
add http:// on debug line

Allow the user to copy paste from terminal.. what do you think ?
Merge pull request #36 from vvo/patch-1

add http:// on debug line
Add provify transform

This transform will replace all instances of "tap" or "tape" require statements in a script with require('prova').  This closes #2.