API level in project.properties same as in manifest
README.md update

Might be pretty temporary fixes, but should at least make it possible to
continue working.
Working on reading math challenge settings.
Merge branch 'development' of https://github.com/Hasselmannen/sleepfighter into development

# Please enter a commit message to explain why this merge is necessary,
# especially if it merges an updated upstream into a topic branch.
# 
# Lines starting with '#' will be ignored, and an empty message aborts
# the commit.
Localized the strings notification_snooze_title and
notification_snooze_message to Japanese and Swedish.
Localized the math challenge settings strings to Japanese and Swedish.
Localized more strings.
Forgot to save some files.
Localized the sort challenge settings strings.
Added info/help splash to ManageGPSFilter... + camera to polygon padding
as % of screen dims.
Localized string.
Removed duplicate strings
Fixed encoding.
Merge branch 'development' of https://github.com/Hasselmannen/sleepfighter into development

# Please enter a commit message to explain why this merge is necessary,
# especially if it merges an updated upstream into a topic branch.
# 
# Lines starting with '#' will be ignored, and an empty message aborts
# the commit.
Refactored a method in MotionControl
Updated AUTHORS.txt with my email address
Now better performance when pausing and resuming.
Merge branch 'development' of https://github.com/Hasselmannen/sleepfighter into development
Fixed error.
Updated AUTHORS.txt with my and Johans email