Added Bridge design pattern
add observer section that swift is built-in observer in class, structure
add Decorato pattern
Merge pull request #14 from minsOne/master

add observer and Decorator pattern section
+generation
Merge branch 'master' of https://github.com/tomkowz/Design-Patterns-In-Swift into tomkowz-master

# By Tomasz Szulc
# Via Tomasz Szulc
* 'master' of https://github.com/tomkowz/Design-Patterns-In-Swift:
  Added Bridge design pattern

Conflicts:
	README.markdown
Merge branch 'tomkowz-master'

* tomkowz-master:
  Added Bridge design pattern
+generation
~Observer emoji.
+generation
~Minor improvement.
Abstract Factory fixed.
~Info moved to bottom.
Added Virtual and Protection proxy patterns.
Merge pull request #16 from tomkowz/patch-1

Added Virtual and Protection proxy patterns.
Protection Proxy + Virtual Proxy
Formatting fixes.
Modified Chain of responsibility
Merge pull request #19 from tomkowz/master

Modified Chain of responsibility
+Chain Of Responsibility