Debugging the Python build

Signed-off-by: Philippe Ombredanne <pom@nexb.com>
Fixing PYTHON _VER ENV VAR

Signed-off-by: Philippe Ombredanne <pom@nexb.com>
Build wheel only for reqs that support it.
better commit message

Signed-off-by: Philippe Ombredanne <pom@nexb.com>
Reusing Travis shallow clone and fetching a full clone

Signed-off-by: Philippe Ombredanne <pom@nexb.com>
Fixing the travis config

Signed-off-by: Philippe Ombredanne <pom@nexb.com>
Fixing travis conf with travis lint

Signed-off-by: Philippe Ombredanne <pom@nexb.com>
Fix the REPO_BASE var

Signed-off-by: Philippe Ombredanne <pom@nexb.com>
git fetch all. 

Signed-off-by: Philippe Ombredanne <pom@nexb.com>
Fixing git fetch

Signed-off-by: Philippe Ombredanne <pom@nexb.com>
Replacing fetch with pull. The Travis git version is peculiar

Signed-off-by: Philippe Ombredanne <pom@nexb.com>
Using again my own clone. Travis one is useless

Signed-off-by: Philippe Ombredanne <pom@nexb.com>
Fixing conf syntax.

Signed-off-by: Philippe Ombredanne <pom@nexb.com>
Merging master SHA:ae9ef221aeab8d27e4f368518a3194aecd06ded7 in packages branch