Get rid of kubernetes requirement from pypi package

v3.4.0 package from pypi was still installing the kubernetes
requirement, although is wasn't required anymore.

CHANGELOG.md

@@ -2,6 +2,10 @@
 
 Note: Breaking changes between versions are indicated by "💥".
 
+## Latest
+
+- [Improvement] Get rid of kubernetes python package dependency
+
 ## 3.4.0 (2019-06-17)
 
 - [Feature] Creation of a plugin system

requirements/dev.txt

@@ -9,38 +9,23 @@ appdirs==1.4.3
 astroid==2.2.5            # via pylint
 attrs==19.1.0             # via black
 black==19.3b0
-cachetools==3.1.0
-certifi==2019.3.9
-chardet==3.0.4
 click-repl==0.1.6
 click==7.0
 future==0.17.1            # via pefile
-google-auth==1.6.3
-idna==2.8
 isort==4.3.18             # via pylint
 jinja2==2.10.1
-kubernetes==9.0.0
 lazy-object-proxy==1.3.1  # via astroid
 macholib==1.11            # via pyinstaller
 markupsafe==1.1.1
 mccabe==0.6.1             # via pylint
-oauthlib==3.0.1
 pefile==2018.8.8          # via pyinstaller
 pip-tools==3.2.0
 prompt-toolkit==2.0.9
-pyasn1-modules==0.2.4
-pyasn1==0.4.5
 pyinstaller==3.4
 pylint==2.3.1
-python-dateutil==2.8.0
 pyyaml==5.1
-requests-oauthlib==1.2.0
-requests==2.21.0
-rsa==4.0
 six==1.12.0
 toml==0.10.0              # via black
 typed-ast==1.3.5          # via astroid
-urllib3==1.24.2
 wcwidth==0.1.7
-websocket-client==0.56.0
 wrapt==1.11.1             # via astroid

setup.py

@@ -34,7 +34,6 @@ setup(
         "click>=7.0",
         "click_repl",
         "jinja2",
-        "kubernetes",
         "pyyaml>=4.2b1",
     ],
     entry_points={