DESIGN PATTERNS IN PHP
vers. 1.0.0.2 - 11/09/2014
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1. documentation for Design Patterns and PHP manual
   - http://sourcemaking.com/design_patterns
   - http://pear.php.net/index.php - PEAR - PHP Extension and
Application Repository 
                                          - PEAR is a framework and
distribution system for reusable PHP components
   - http://framework.zend.com/manual/1.12/fr/coding-standard.coding-style.html                                          

2. project structure
   - algorithms
   - design_patterns

3. coding standards 
   - http://pear.php.net/manual/en/standards.php
   - http://framework.zend.com/manual/1.12/fr/coding-standard.coding-style.html
 
4. documentation   
 - adding the coding standards in a text file - coding_standards.txt
DESIGN PATTERNS IN PHP
vers. 1.0.0.5 - 12/09/2014
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5. Singleton Design Pattern in PHP with 	
	- singleton_class.php - the main class
	- singleton.php       - the implementation
	- singleton.doc       - the documentation for the Singleton Pattern