Reviewing "Commit Guidelines"

commit è femminile
Reviewed "Commit Guidelines"
[de] Fix typos in section 6
Fix wrong comma
[de] Connect compound nouns with dash, more minor fixes
Update 01-chapter1.markdown
Merge pull request #634 from gmaghera/master

Update 01-chapter1.markdown
Fixed "Hosted Git" Title

In italiano usiamo "hosting" o "host"
Merge pull request #635 from daftano/master

[it] update chapter 4 and 5
[de] Connect compound nouns with dash
[de] Use "Branch master" instead of "Master-Branch"

- master is a special term in Git terminology
- It is used in other sections in the exact same manner
[de] Use correct plural Repositorys instead of Repositories
[de] Review paragraphs marked with "xxx" and fix them
[de] Numbers less than twelve are written-out
[de] Fix typo
[de] Update status of chapter 6 and add some git specific terms
Merge branch 'issue-8-enhance-section-6-4-to-6-8'