Add experimental pipfile management of dependencies.

Pipfile

@@ -0,0 +1,13 @@
+[[source]]
+url = "https://pypi.python.org/simple"
+verify_ssl = true
+
+[packages]
+Cython = "==0.23"
+PyInstaller = "*"
+
+[packages.Kivy]
+git = "https://github.com/kivy/kivy"
+
+[dev-packages.buildozer]
+git = "https://github.com/kivy/buildozer"

Pipfile.lock

@@ -0,0 +1,52 @@
+{
+    "_meta": {
+        "hash": {
+            "sha256": "80fe88d513994f118cb0d20194b63b5091ffa729c90b8819863023b2af6def02"
+        },
+        "requires": {},
+        "sources": [
+            {
+                "url": "https://pypi.python.org/simple",
+                "verify_ssl": true
+            }
+        ]
+    },
+    "default": {
+        "Cython": {
+            "hash": "sha256:7e23a6b242880ff95f5835c72e4e2a5bec42f801b0c18176d4379c05894007a6",
+            "version": "==0.23"
+        },
+        "Kivy": {
+            "git": "https://github.com/kivy/kivy"
+        },
+        "PyInstaller": {
+            "hash": "sha256:f08ca806bc26e62034bca181a4b85de22568a3d39bdb062f05927c6e86c2a48c",
+            "version": "==3.2.1"
+        },
+        "appdirs": {
+            "hash": "sha256:d8b24664561d0d34ddfaec54636d502d7cea6e29c3eaf68f3df6180863e2166e",
+            "version": "==1.4.3"
+        },
+        "packaging": {
+            "hash": "sha256:99276dc6e3a7851f32027a68f1095cd3f77c148091b092ea867a351811cfe388",
+            "version": "==16.8"
+        },
+        "pyparsing": {
+            "hash": "sha256:fee43f17a9c4087e7ed1605bd6df994c6173c1e977d7ade7b651292fab2bd010",
+            "version": "==2.2.0"
+        },
+        "setuptools": {
+            "hash": "sha256:33a7b7910651bea57164c6c6dd66a2b1c5196c0f78ee2ff7319ce7bd031714c0",
+            "version": "==35.0.1"
+        },
+        "six": {
+            "hash": "sha256:0ff78c403d9bccf5a425a6d31a12aa6b47f1c21ca4dc2573a7e2f32a97335eb1",
+            "version": "==1.10.0"
+        }
+    },
+    "develop": {
+        "buildozer": {
+            "git": "https://github.com/kivy/buildozer"
+        }
+    }
+}