updated readme

Author: Dennis de Swart

README.md

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 # PHP Stanford CoreNLP adapter
 
 PHP adapter for use with Stanford CoreNLP
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 ## Features
 - Connect to Stanford University CoreNLP API online
 - Connect to Stanford CoreNLP 3.6.0 server
 - The package gets the following annotator data: tokenize,ssplit,parse,regexner,pos,depparse,lemma,ner,natlog,openie,dcoref,mention,coref
 - The package creates Part-Of-Speech Trees with depth, parent- and child ID
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 ## Requirements
 - PHP 5.3 or higher: it also works on PHP 7
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     }
 ```
 
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 # Using the Stanford CoreNLP online API service
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 The adapter by default uses Stanford's online API service. This should work right after the composer update.
 Note that the online API is a public service. If you want to analyze large volumes of text or sensitive data,
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 ```
 You can change the port to 9001 if port 9000 is busy.
 
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 ## Step 5: Test if the server has started by surfing to it's URL
 ```
 http://localhost:9000/
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  $coreNLP->getWordValues($coreNLP->trees[1])  // get just the words from a tree
  ```
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 ********************************
 ### Diagram A: Tree With Tokens
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 ## Any questions?
 
 Please let me know. 
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 ## Credits
 
 Some functions are forked from this "Stanford parser" package: