Fix undefined vars in default template

[devenbansod]

• AppController::beforeFilter is not called for when error/exception pages are rendered.
• Explicitly define a new ErrorController (extending AppController) and call parent::beforeFilter so that the variables are properly initialized before rendering the error page

Fix #134 Fix #135 Fix #136 Fix #142

Signed-off-by: Deven Bansod devenbansod.bits@gmail.com

[codecov[bot]]

Codecov Report

Merging #144 into master will increase coverage by 0.29%. The diff coverage is 100%.

@@             Coverage Diff              @@
##             master     #144      +/-   ##
============================================
+ Coverage     52.64%   52.93%   +0.29%     
- Complexity      212      214       +2     
============================================
  Files            17       18       +1     
  Lines           965      971       +6     
============================================
+ Hits            508      514       +6     
  Misses          457      457

[nijel]

Merged, thanks!