fixed typo in README.md.

README.md

 # LIMBRA
 
-It is a tool to inventory the scientific output of an organisation 
-structured by teams and projects. It allows to extract bibliometric information 
+It is a tool to inventory the scientific output of an organisation
+structured by teams and projects. It allows to extract bibliometric information
 like lists and metrics.
-LIMBRA is the acronym for LIsts and Metrics bibliometRic Automatised. 
+LIMBRA is the acronym for LIsts and Metrics BibliometRic Automatised.
 It is in used since 2012 in CNRS/IN2P3.
 
 ## Features
 
 * Collect publications signed by members of the organisation.
-* Simplify the collect of data as far as possible. Publications 
+* Simplify the collect of data as far as possible. Publications
   can be entered either by hand or by harvesting the public data stores
   [cds.cern.ch](http://cds.cern.ch/) or [inspihep.net](http://inspirehep.net/).
-* Lists and metrics can be classified by team, project, category of 
+* Lists and metrics can be classified by team, project, category of
   publications, scientific domains and by years.
-* Lists, can be extracted in several format: bibtex, latex, odt, pdf. 
+* Lists, can be extracted in several format: bibtex, latex, odt, pdf.
   Metrics can be exported in csv, latex and pdf while graphs in png and pdf.
 * Only medata data are stored, not documents.
-* It is a web-based application running via a web browser, independent of 
-  operating systems and database flavours. 
+* It is a web-based application running via a web browser. It is independent of
+  operating systems and database flavours.
 * Can be configured from A to Z by the user.
-* Loggin mechansim is provided and several roles defined.
-* Written in [python](https://www.python.org/) and javascript, 
-  it relies on sseveral third party softwares:
-  [extjs](https://www.sencha.com/products/extjs/), 
-  [jsduck](https://github.com/senchalabs/jsduck), 
-  [mathjax](https://www.mathjax.org/), 
-  [matplotlib](http://matplotlib.org/), 
-  [pandas](http://pandas.pydata.org/), 
-  [sphinx](http://www.sphinx-doc.org/en/stable/) 
+* Loggin mechanism is provided and several roles defined.
+* Written in [python](https://www.python.org/) and javascript,
+  it relies on several third party softwares:
+  [extjs](https://www.sencha.com/products/extjs/),
+  [jsduck](https://github.com/senchalabs/jsduck),
+  [mathjax](https://www.mathjax.org/),
+  [matplotlib](http://matplotlib.org/),
+  [pandas](http://pandas.pydata.org/),
+  [sphinx](http://www.sphinx-doc.org/en/stable/)
   and [web2py](http://www.web2py.com/).
 
 ## Installation
@@ -41,8 +41,8 @@ Consult the Changelog page for fixes and enhancements of each version.
 
 ## License
 Copyright Renaud Le Gac and others, 2010-2016.
-Distributed under the terms of the 
-[CECIL](http://www.cecill.info/licences/Licence_CeCILL_V2.1-en.html) license, 
+Distributed under the terms of the
+[CECIL](http://www.cecill.info/licences/Licence_CeCILL_V2.1-en.html) license,
 LIMBRA is free and open source software.
 
 ## Contact