Update changelog and release v0.8.1

Update changelog and release v0.8.0

Bump to 0.7.0 and update changelog

Bump to 0.6.1 and update changelog

Bump to 0.6.0 and update changelog

Bump to version 0.5.1

Signed-off-by: Marian Rusu <rusumarian91@gmail.com>

Use good old test instead of [[

The Makefile is being ran using /bin/sh and we don't have
[[ available.

Use good old test instead of [[

The Makefile is being ran using /bin/sh and we don't have
[[ available.

BUGFIX to 93a0240, fix typo in cmdline arg

Bump to version 0.3.2