fix some typos
Merge pull request #105 from ranterle/develop

Fix some typos in the documentation of BITFeedbackManager
fix some typos in german localization
Merge remote-tracking branch 'upstream/develop' into develop
remove unused initializer
cleanup/normalize method naming and braces
Merge pull request #106 from ranterle/develop

Fix some German translation issues and clean up a little
Add osVersion and osBuild to BITCrashDetails
Fix using the correct meta filename when sending crash reports
Make sure checking for non approved crash reports also works when there is no crash in the last session
Fix handling of some edge cases in relation to sending approved crash reports
Fix unit tests
Replace initialiser return types of id with new instancetype
Add missing super call
Merge branch 'refs/heads/feature/instancetype' into develop
Improve fetching the optimal icon of an app for the update view
Expose public screenshot method

This is useful when trying to connect a compose view that is using a custom UIViewController via the delegate
Properly consider paragraphs in release notes
Add option to include satusbar in screenshots

All mehotds in BITFeedbackManager that are screenshot releated are changed to include an option that defines wether the screenshot should include the statusbar (if present) or not:

- `- (UIImage *)screenshot` has been changed to `- (UIImage *)screenshotWithStatusBar:(BOOL)includeStatusBar)`
- `- (void)showFeedbackComposeViewWithGeneratedScreenshot` has been changed to `- (void)showFeedbackComposeViewWithGeneratedScreenshotWithStatusBar:(BOOL)includeStatusBar`
Include statusbar in screenshots by default