Add a vte-urlencode utility and a tcsh conterpart to vte.sh

The attached patches do the following:

Add a vte-urlencode utility
Use the vte-urlencode utility in vte.sh
Add vte.csh, a tcsh counterpart of vte.sh

0001-Add-a-vte-urlencode-utility.patch 0002-vte.sh-use-the-vte-urlencode-utility.patch 0003-Add-vte.csh-a-tcsh-counterpart-of-vte.sh.patch

Edited Dec 06, 2019 by Carlos Santos

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