added python 3.7 to the travis config

Author: kbytesys

setup.py

@@ -14,7 +14,6 @@ def readme():
     include_package_data=True,
     version='1.0.3',
     install_requires=[
-        'Django>=1.7',
         'requests'
     ],
     dependency_links=[
@@ -41,9 +40,12 @@ def readme():
         'Programming Language :: Python',
         'Programming Language :: Python :: 3',
         'Framework :: Django',
-        'Framework :: Django :: 1.7',
         'Framework :: Django :: 1.8',
         'Framework :: Django :: 1.9',
+        'Framework :: Django :: 1.10',
+        'Framework :: Django :: 1.11',
+        'Framework :: Django :: 2.0',
+        'Framework :: Django :: 2.1',
         'Operating System :: OS Independent',
         'Topic :: Internet :: WWW/HTTP',
         'Topic :: Software Development :: Libraries :: Python Modules'