Init commit of README draft

Author: bramzandbelt

README.md

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+# StPy
+Stop signal task in Python
+
+## Overview
+
+StPy is stimulus presentation code for running various forms of the stop-signal task in Python using PsychoPy. Various implementations of the stop-signal task can be run, including the standard, action-selective, and stimulus-selective stop-signal task. 
+
+## Getting started
+
+### Requirements
+
+* [PsychoPy](http://www.psychopy.org/)
+
+### Installation
+
+Get the code as follows:
+
+If you have git installed, open a terminal and run the following command
+```
+git clone https://github.com/bramzandbelt/StPy.git
+```
+
+If you don't have git installed, you can also [download the code as a ZIP file](https://github.com/bramzandbelt/StPy/archive/master.zip).
+
+### Usage
+TBA
+
+
+### Citation
+TBA
+
+## Colophon
+
+### Version
+
+Version 0.1 - May 2018
+
+### Contact
+
+E-mail: bramzandbelt@gmail.com  
+
+### License
+
+© 2018  Bram B. Zandbelt
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation, either version 3 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program.  If not, see <http://www.gnu.org/licenses/>