Unpin boto/botocore version for regular installation (#232)

* move pinned versions to `test` enviroment

* disable pin for testing too

* pin moto

* try pin previous moto

* attempt

setup.py

@@ -18,9 +18,13 @@ def read(fname):
 
 tests_require = [
     'mock',
-    'moto',
+    'moto==1.3.4',
     'pathlib2',
     'responses',
+    # Temporary pin boto3 & botocore, because moto doesn't work with new version
+    # See https://github.com/spulec/moto/issues/1793 and https://github.com/RaRe-Technologies/smart_open/issues/227
+    'boto3 < 1.8.0',
+    # 'botocore < 1.11.0'
 ]
 
 setup(
@@ -49,10 +53,7 @@ def read(fname):
         'boto >= 2.32',
         'bz2file',
         'requests',
-        # Temporary pin boto3 & botocore, because moto doesn't work with new version
-        # See https://github.com/spulec/moto/issues/1793
-        'boto3 < 1.8.0',
-        'botocore < 1.11.0'
+        'boto3'
     ],
     tests_require=tests_require,
     extras_require={