Add pythonz_repo and pythonz_version variables

Author: ovv

README.md

@@ -14,6 +14,9 @@ Role Variables
 --------------
 
 * `python_versions`: List of valid python 3 versions to install.
+* `pythonz_repo`: Git url to the pythonz repository (default to: https://github.com/saghul/pythonz.git)
+* `pythonz_version`: Version of pythonz to download (default to: master)
+
 
 Dependencies
 ------------

defaults/main.yml

@@ -1,3 +1,5 @@
 ---
+pythonz_version: master
+pythonz_repo: https://github.com/saghul/pythonz.git
 python_versions:
   - "3.6.3"

tasks/pythonz.yml

@@ -22,9 +22,9 @@
 - name: Download Pythonz
   git:
     force: no
-    repo: https://github.com/saghul/pythonz.git
+    repo: "{{ pythonz_repo }}"
     dest: /usr/src/pythonz
-    version: master
+    version: "{{ pythonz_version }}"
   register: new_pythonz_release
 
 - name: Install pythonz