Ilkka Seppälä
04bf566dc1
task: Explanations and grammar fixes for all the GoF patterns (#1791)
* Grammatical fixes to command pattern
* Update bridge pattern readme
* Fixes to builder pattern grammar
* Update chain of responsibility
* Improvements to the composite example
* Fixes to headings
* Minor updates to decorator pattern
* Update facade
* Update factory example
* Update factory method
* Update flyweight
* Interpreter explanation
* Update iterator readme
* Add explanation for mediator pattern
* Grammatical fixes to memento
* Grammar fixes for observer
* Update explanation for the prototype pattern
* Proxy pattern grammar fixes
* Update singleton
* Grammar fixes to state pattern
* Grammar fixes for strategy
* Grammar fixes, template method
* Grammar fixes for visitor
* Fix typo
