If you're interested in cutting edge Construct features try the Beta releases. These releases should not be used unless you are willing to tolerate some bugs.
Patch release
Some more bug fixes
Lots of bug fixes
Layer 'interactive' setting; scripting updates; bug fixes
Redesigned Start Page & new Example Browser!
New example; timeline copy/paste improvements; other changes
Hotfix for r278
Field of view setting; bug fixes
New beta cycle: new Z axis scale setting; animations editor improvements; lots more