Add escapism as a package dependency

setup.py

@@ -9,5 +9,8 @@ setup(
     author_email='yuvipanda@gmail.com',
     license='3 Clause BSD',
     packages=find_packages(),
-    include_package_data=True
+    include_package_data=True,
+    install_requires=[
+        'escapism==1.*'
+    ]
 )

tljh/installer.py

@@ -35,7 +35,6 @@ def ensure_jupyterhub_package(prefix):
     conda.ensure_pip_packages(prefix, [
         'jupyterhub-dummyauthenticator==0.3.1',
         'jupyterhub-systemdspawner==0.9.12',
-        'escapism'
     ])