added models, data singleton, and a proper base for a parser; data.xml added to the main bundle
added all models, missing methods for models, uptaded data singleton and XML parser; working
added a method and warnings concering future parser updates
parsing moved to a background thread
limited a bit of boilerplate code
little change in comments due to previous class name change
removed no longer needed warnings and such
moved parsing to appDelegate
applied pull request comments sugestions
created unit tests for data.xml parsing
deleted accidental debug
deleted accidental debug
fixed unit tests; all working
minor tests fix
added Kamil's commits, rearranged files, minor fixes
added Kamil's commits, rearranged files, minor fixes v2
erge commit 'ddb0c201442055276c84850e608f95f25fb868b3' into ios reverts commit ddb0c201442055276c84850e608f95f25fb868b3.

Conflicts:
	MyGuide.xcodeproj/project.pbxproj

Conflicts:
	MyGuide.xcodeproj/project.pbxproj
fixed OCMock linking problems
Merge pull request #12 from KamilLelonek/ios

Fixing hardcoded paths
[UserStory] MYGUIDE-15 As a user I can see welcome screen when I start application on iOS
[Task] start screen - UI
Description: Added tabbed interface