volumes removal and fixing CI (#12)

* maria db test fix

* now it's possible to create mysql container without additional users, only with root

* MySqlContainer configuration by **kwargs

* version changed

* - Now by default containers will be deleted with their volumes after test session
- version 2.1.2
- removed codecov from travis script. Anyway it never worked

Author: t0ch1k

setup.py

@@ -16,7 +16,7 @@
 setuptools.setup(
     name='testcontainers',
     packages=setuptools.find_packages(exclude=['tests']),
-    version='2.1.1',
+    version='2.1.2',
     description=('Library provides lightweight, throwaway '
                  'instances of common databases, '
                  'Selenium web browsers, or anything else that can '

testcontainers/core/container.py

@@ -46,8 +46,8 @@ def start(self):
         print("Container started: ", crayons.yellow(self._container.short_id, bold=True))
         return self
 
-    def stop(self, force=True):
-        self.get_wrapped_contaner().remove(force=force)
+    def stop(self, force=True, delete_volume=True):
+        self.get_wrapped_contaner().remove(force=force, v=delete_volume)
 
     def __enter__(self):
         return self.start()