Move all the raw tweets for tests into their own JSON files

Seems better to have the raw data as JSON, like it comes from the API,
then load it into python objects for each test.

tests/tweets/basic.json

@@ -0,0 +1,170 @@
+{
+  "contributors":null,
+  "truncated":false,
+  "text":"http://t.co/FCmXyI6VHd is a #cool site, lol! @mikehelmick shd #checkitout. Love, @__twython__ https://t.co/67pwRvY6z9 http://t.co/N6InAO4B71",
+  "in_reply_to_status_id":null,
+  "id":349683012054683648,
+  "favorite_count":0,
+  "source":"<a href=\"http://twitter.com\" rel=\"nofollow\">Twitter Web Client</a>",
+  "retweeted":false,
+  "coordinates":null,
+  "entities":{
+    "symbols":[
+
+    ],
+    "user_mentions":[
+      {
+        "id":29251354,
+        "indices":[
+          45,
+          57
+        ],
+        "id_str":"29251354",
+        "screen_name":"mikehelmick",
+        "name":"Mike Helmick"
+      },
+      {
+        "id":1431865928,
+        "indices":[
+          81,
+          93
+        ],
+        "id_str":"1431865928",
+        "screen_name":"__twython__",
+        "name":"Twython"
+      }
+    ],
+    "hashtags":[
+      {
+        "indices":[
+          28,
+          33
+        ],
+        "text":"cool"
+      },
+      {
+        "indices":[
+          62,
+          73
+        ],
+        "text":"checkitout"
+      }
+    ],
+    "urls":[
+      {
+        "url":"http://t.co/FCmXyI6VHd",
+        "indices":[
+          0,
+          22
+        ],
+        "expanded_url":"http://google.com",
+        "display_url":"google.com"
+      },
+      {
+        "url":"https://t.co/67pwRvY6z9",
+        "indices":[
+          94,
+          117
+        ],
+        "expanded_url":"https://github.com",
+        "display_url":"github.com"
+      }
+    ],
+    "media":[
+      {
+        "id":537884378513162240,
+        "id_str":"537884378513162240",
+        "indices":[
+          118,
+          140
+        ],
+        "media_url":"http://pbs.twimg.com/media/B3by_g-CQAAhrO5.jpg",
+        "media_url_https":"https://pbs.twimg.com/media/B3by_g-CQAAhrO5.jpg",
+        "url":"http://t.co/N6InAO4B71",
+        "display_url":"pic.twitter.com/N6InAO4B71",
+        "expanded_url":"http://twitter.com/pingofglitch/status/537884380060844032/photo/1",
+        "type":"photo",
+        "sizes":{
+          "large":{
+            "w":1024,
+            "h":640,
+            "resize":"fit"
+          },
+          "thumb":{
+            "w":150,
+            "h":150,
+            "resize":"crop"
+          },
+          "medium":{
+            "w":600,
+            "h":375,
+            "resize":"fit"
+          },
+          "small":{
+            "w":340,
+            "h":212,
+            "resize":"fit"
+          }
+        }
+      }
+    ]
+  },
+  "in_reply_to_screen_name":null,
+  "id_str":"349683012054683648",
+  "retweet_count":0,
+  "in_reply_to_user_id":null,
+  "favorited":false,
+  "user":{
+    "follow_request_sent":false,
+    "profile_use_background_image":true,
+    "default_profile_image":true,
+    "id":1431865928,
+    "verified":false,
+    "profile_text_color":"333333",
+    "profile_image_url_https":"https://si0.twimg.com/sticky/default_profile_images/default_profile_3_normal.png",
+    "profile_sidebar_fill_color":"DDEEF6",
+    "entities":{
+      "description":{
+        "urls":[
+
+        ]
+      }
+    },
+    "followers_count":1,
+    "profile_sidebar_border_color":"C0DEED",
+    "id_str":"1431865928",
+    "profile_background_color":"3D3D3D",
+    "listed_count":0,
+    "profile_background_image_url_https":"https://si0.twimg.com/images/themes/theme1/bg.png",
+    "utc_offset":null,
+    "statuses_count":2,
+    "description":"",
+    "friends_count":1,
+    "location":"",
+    "profile_link_color":"0084B4",
+    "profile_image_url":"http://a0.twimg.com/sticky/default_profile_images/default_profile_3_normal.png",
+    "following":false,
+    "geo_enabled":false,
+    "profile_background_image_url":"http://a0.twimg.com/images/themes/theme1/bg.png",
+    "screen_name":"__twython__",
+    "lang":"en",
+    "profile_background_tile":false,
+    "favourites_count":0,
+    "name":"Twython",
+    "notifications":false,
+    "url":null,
+    "created_at":"Thu May 16 01:11:09 +0000 2013",
+    "contributors_enabled":false,
+    "time_zone":null,
+    "protected":false,
+    "default_profile":false,
+    "is_translator":false
+  },
+  "geo":null,
+  "in_reply_to_user_id_str":null,
+  "possibly_sensitive":false,
+  "lang":"en",
+  "created_at":"Wed Jun 26 00:18:21 +0000 2013",
+  "in_reply_to_status_id_str":null,
+  "place":null
+}