add : INSTALL.md added. (#1)

INSTALL.md

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+## Installation		
+
+
+### Source code
+- Download [Version 0.1](https://github.com/sepandhaghighi/samila/archive/v0.1.zip) or [Latest Source ](https://github.com/sepandhaghighi/samila/archive/dev.zip)
+- Run `pip install -r requirements.txt` or `pip3 install -r requirements.txt` (Need root access)
+- Run `python3 setup.py install` or `python setup.py install` (Need root access)				
+
+### PyPI
+
+
+- Check [Python Packaging User Guide](https://packaging.python.org/installing/)     
+- Run `pip install samila==0.1` or `pip3 install samila==0.1` (Need root access)
+
+### Easy install
+
+- Run `easy_install --upgrade samila` (Need root access)