Signed-off-by: NAmador Pahim <apahim@redhat.com>

Support `make requirements-plugins` to walk all sub-directories
like the same way `make link` works.
Signed-off-by: NWei Jiangang <weijg.fnst@cn.fujitsu.com>
Signed-off-by: NLukáš Doktor <ldoktor@redhat.com>

Signed-off-by: NLukáš Doktor <ldoktor@redhat.com>

There is a "make develop" target available in Makefile to develop
avocado, let's use it in documentation.
Signed-off-by: NLukáš Doktor <ldoktor@redhat.com>

Add short section about GPG signing (optional).
Signed-off-by: NLukáš Doktor <ldoktor@redhat.com>

It looks like a lot of our users are also hackers and want to run
Avocado from source. Since version 0.31.0 this requires one additional
step. Let's properly and permanently document it.
Signed-off-by: NCleber Rosa <crosa@redhat.com>

If contributors choose to send patches to the mailing list, we'll
take them.
Signed-off-by: NCleber Rosa <crosa@redhat.com>

Since Avocado in our context is a proper name, and not really just
some fruit, let's refer to it using a capitalized word.
Signed-off-by: NCleber Rosa <crosa@redhat.com>

Signed-off-by: NLucas Meneghel Rodrigues <lmr@redhat.com>

Give pointers on how to contribute to the project. Links
to Mailing lists, pointers to the IRC channel and a brief
explanation of the development model.
Signed-off-by: NLucas Meneghel Rodrigues <lmr@redhat.com>