Added meaningCloud plugin

meaningCloud/README.md

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+# Senpy Plugin MeaningCloud
+	
+	To use this plugin, you need to obtain an API_KEY from meaningCloud signing up here: https://www.meaningcloud.com/developer/login
+
+Then run Senoy docker image with the path to this plugin as follows:
+	
+	```
+    $ docker run -ti -p 5000:5000 -e DAEDALUS_KEY=02079c6e4e97d85f3fa483cd42180042 -v $PWD:/plugins gsiupm/senpy --host 0.0.0.0 -f /plugins
+    ```

meaningCloud/meaningCloud.py

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+import time
+import requests
+import json
+import string
+import os
+from os import path
+import time
+from senpy.plugins import SentimentPlugin, SenpyPlugin
+from senpy.models import Results, Entry, Sentiment
+
+class DaedalusPlugin(SentimentPlugin):
+
+    def activate(self, *args, **kwargs):
+        pass
+
+
+    def deactivate(self, *args, **kwargs):
+        self.close()
+     
+    
+    def analyse(self, **params):
+
+        txt = params["input"]
+        model = params["model"] # general_es / general_es / general_fr
+        api = 'http://api.meaningcloud.com/sentiment-2.1'
+        lang = params.get("language")
+        key = os.environ.get('DAEDALUS_KEY')
+        parameters = {'key': key,'model': model,'lang': lang,'of': 'json','txt': txt,'src': 'its-not-a-real-python-sdk'}
+        r = requests.post(api, params=parameters)
+        print(r.text)
+
+        value = r.json().get('score_tag', None)
+        #Senpy Response
+        response = Results()
+        
+        polarity = 'marl:Neutral'
+        if 'N' in value:
+            polarity = 'marl:Negative'
+        elif 'P' in value:
+            polarity = 'marl:Positive'
+        entry = Entry(id="Entry0",nif_isString=txt)
+        opinion = Sentiment(id="Opinion0",marl__hasPolarity=polarity)
+        opinion["prov:wasGeneratedBy"] = self.id
+        entry.sentiments = []
+        entry.sentiments.append(opinion)
+        response.entries.append(entry)
+        return response

meaningCloud/meaningCloud.senpy

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+{
+    "name": "meaningCloud",
+    "module": "meaningCloud",
+    "description": "Sentiment analysis with meaningCloud service",
+    "author": "GSI UPM",
+    "version": "1.0",
+    "extra_params": {
+        "language": {
+            "aliases": ["language", "l"],
+            "required": true,
+            "options": ["en","es"],
+            "default": "en"
+        },
+        "model": {
+            "aliases": ["model"],
+            "required": true,
+            "options": ["general"],
+            "default": "general"
+        }
+
+    },
+    "requirements": {},
+}