ticket:3 updated views.py, urls.py to provide reqests page available
Merge branch 't3_middleware'
ticket:4 added tests
ticket:4 added context_processors.py; registered new context processor in settings.py
Merge branch 'master' into t4_context_processor

Conflicts:
	django_hello_world/hello/tests.py
	django_hello_world/hello/views.py
	django_hello_world/urls.py
Merge branch 't4_context_processor'