Merge pull request #47 from stanislaw/master

Revised geometry #2: even more consistent algorithm
FISR algo.
Update README.md
Tower of Hanoi.
Typo.
Update README.md
Tiny hint added.
Indent with spaces in uncrustify plugin config.
Reverse linked list.
Merge pull request #48 from MihaiPantiru/master

Reverse linked list.
Test commit.
NSArray/Sorting: add partial selection sort

- Also fix Selection Sort