Merge pull request #1 from stoyanr/master

Some small changes
Added headings
Merge branch 'master' of https://github.com/ani-racheva/sumeriansaga
Corrected utf-8
Changes to chapter five
Merge branch 'master' of https://github.com/ani-racheva/sumeriansaga
change in chapter 1
Spelling and style corrections to chapter 5
Added Book.txt and Sample.txt (for leanpub)
Merge branch 'master' of https://github.com/ani-racheva/sumeriansaga
Reformatted first five chapters at 80 chars per line
Spelling and style corrections to chapter 1
Changed ...