Updates to Android app to include environmental context in the fingerprints.
Merge branch 'master' of https://github.com/nearchos/uclan-tch
Updates
1. Changed CSV API to show active categories only
2. Changed CSV API to return num of questions in GetStartQuiz.java
3. Modified SessionFactory.java so that the tope 10 scores that are returned are shuffled (unless 'sorted' is specified)
4. Updated and fixed minor bugs in the HTML docs