Update README.markdown

fix readme (branching model)
Update README.markdown

typo ;)
Merge pull request #207 from jaugustin/patch-5

Update README.markdown
Fix tests
use PropelColumnTypes instead of hardcoded values
just search in src and vendor folders for tablemaps
fix FixturesLoadCommandTest on symbolic directory
removed loop, added direct paths
Merge pull request #216 from havvg/1.2

fix FixturesLoadCommandTest on symbolic directory
add support for delegated fixtures in 1:1 relation
Merge pull request #223 from havvg/feature/data-loader-fkpk

add support for delegated fixtures in 1:1 relation
* configurable model search path
* extended documentation
added default paths
Creates the fixturs folder if needed

With this change, if the fixtures folder does not exists
the propel:fixtures:dump command asks user's confirmation
for its creation. If the user deny the authorization, the command
will throw a IOException (before file_put_contents rises a warning).
Merge pull request #225 from lucasaba/unclear-exception-on-propel-fixtures-dump

Creates the fixtures folder if needed
Missing use 

Someone has forgotten to add use for the Filesystem component
Merge pull request #229 from auss/patch-1

Missing use
allow backwards compatible versions of Symfony
Merge pull request #231 from havvg/1.2

allow backwards compatible versions of Symfony
move default values into configuration