updated VERSION for 2.1.7
bumped Symfony version to 2.1.8-DEV
updated VERSION for 2.2.0-RC1
bumped Symfony version to 2.2.0-RC2-DEV
[HttpKernel] fixed the hinclude fragment renderer when the template is empty
[HttpKernel] fixed the creation of the Profiler directory
Merge branch '2.1' into 2.2

* 2.1:
  [HttpKernel] fixed the creation of the Profiler directory
  [Security] fixed session creation when none is needed (closes #6917)
  [FrameworkBundle] removed obsolete comment (see 2e356c1)
merged branch fabpot/fragment-fix (PR #6996)

This PR was merged into the 2.2 branch.

Commits
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5a2caa5 [HttpKernel] fixed the hinclude fragment renderer when the template is empty

Discussion
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[HttpKernel] fixed the hinclude fragment renderer when the template is empty

| Q             | A
| ------------- | ---
| Bug fix?      | yes
| New feature?  | no
| BC breaks?    | no
| Deprecations? | no
| Tests pass?   | yes
| Fixed tickets | n/a
| License       | MIT
| Doc PR        | n/a

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by lsmith77 at 2013-02-07T13:36:58Z

does it make sense to allow the template to be empty? i mean isnt this instead an error condition?

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by fabpot at 2013-02-07T16:16:04Z

Why not? An empty template means and empty content, which you might want as this is just the fallback content displayed when the real content is not loaded yet.
Merge branch '2.2'

* 2.2:
  [HttpFoundation] fixed Request::create() method
  [HttpKernel] fixed the creation of the Profiler directory
  [HttpKernel] fixed the hinclude fragment renderer when the template is empty
  bumped Symfony version to 2.2.0-RC2-DEV
  [DependencyInjection] enhanced some error messages
  [FrameworkBundle] fixed typo
  fixed typo
  tweaked previous merge
  [Security] fixed interface implementation (closes #6974)
  Add "'property_path' => false" deprecation message for forms
  fixed CS
  Added BCrypt password encoder.
  updated VERSION for 2.2.0-RC1
  Removed underscores from test method names to be consistent with other components.
  [Security] fixed session creation when none is needed (closes #6917)
  [FrameworkBundle] removed obsolete comment (see 2e356c1)
  Micro-optimization
  [FrameworkBundle] removed extra whitespaces
  [Security] renamed Constraint namespace to Constraints for validator classes in order to be consistent with the whole current validator API.
  [FrameworkBundle] fixed wrong indentation on route debug output
exception listener, allow easier overloading of the default behavior
added Universal* classes in the list of deprecated classes for 3.0
use ~2.1 when depending on the ClassLoader component
updated required versions when depending on the Finder component
updated required versions when depending on the Process component
updated required versions when depending on the Stopwatch component
updated required versions when depending on the EventDispatcher component
updated required versions when depending on the Routing component
updated required versions when depending on the DependencyInjection component
updated required versions when depending on the Config component
updated required versions when depending on the HttpFoundation component