add tag to git code example

Example 1: git push tags

#from git 1.8.3 you can use
git push --follow-tags
#single tag push
git push origin <tag_name>
#All tags (if possible use --follow-tags 'cause it's safer)
git push --tags

Example 2: git create tag and push

git tag -a v1.4 -m "my version 1.4"

Example 3: git add tag

git tag -a v1.2 
git push origin v1.2

Example 4: create a tag from a commit/branch

git tag -a version.number -m "Tag Message"
git push origin <tagname>

Example 5: git create tag and push

git tag <tagname>

Tags:

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