prepared utf8 database connection option
Merge pull request #176 from martin-ueding/1.3

Added commented "encoding" => "utf8" to default db config
Fixed bug in Validation::date(). Closes #1908
Adding Cache disabling to bake tasks and parent bakeshell.
Fixes #1889
Fixing failing tests.
Add Tibetan locales
Switching FixtureTask to use var_export() instead of custom
escaping code.
Fixes issues with quotes in text.
Fixes #1922
Removing PHP5.2.6 only mode value, and replacing it with PHP4 & 5 compatible
mode.
Fixing Accept header parsing so content types with leading/trailing spaces
are treated as spaceless.
Fixes #1684
Adding a test and fixing issues where q value had whitespace as well.
Refs #1684
Fixing issue where the time helper sets the wrong timezone part in RSS dates
Fixing how error handlers are registered when debug levels
are toggled mid request.  Previously Debugger would stay
as the active error handler even after changing debug to 0.
Now, either CakeLog or Debugger will be assigned as the error handler
depending on the debug level.
Fixes #1941
Removing getTests() and fixing failing test in accidentaly skipped tests.
Adding cafe to the list of irregular plurals.  Seems that its
french origins befuddle normal english pluralization rules.
Fixes #1930
Fixing file deletion issue in windows
where unlink() cannot delete files that have open
file handles.
Fixes #376
Adding missing import in EmailComponent.
Fixes #1948
Fixing issue with boolean columns not correctly inserting
data in MySQL.
Fixes #1922
Removing database names that are no longer supported.
Fixing comment about Asset.timestamp to be accurate to the behavior.
Refs #1959
Merge pull request #182 from jellehenkens/1.3

Fixes #1938 - toRSS() generates the wrong timezone when using userOffset.