Remove python-pip dependency from debian package

Signed-off-by: Amr Ali <amr@databracket.com>
Add debian/changelog entry

Signed-off-by: Amr Ali <amr@databracket.com>
Bump version to v0.1.2

Signed-off-by: Amr Ali <amr@databracket.com>
Merge branch 'hotfix/0.1.2'