Merge pull request #1 from AGmakonts/development

Development
Merge pull request #2 from AGmakonts/development

Development
Merge pull request #3 from AGmakonts/development

Fractions from string
Merge pull request #4 from AGmakonts/development

Fractions almost ready
Merge pull request #5 from AGmakonts/development

Development
Create README.md
Merge branch 'master' of https://github.com/AGmakonts/STL.git

Conflicts:
	README.md
cleanup
Merge pull request #7 from AGmakonts/master

Development