Abbreviate wordy names
* lib/adlint/exam.rb : Relax limitation of filename of the exam-package
  catalog.
* features/step_definitions/code_check_steps.rb : Fix useless method
  call in spec validation of the Cucumber step definition.
Abbreviate wordy names
Fix broken indentation
Unify abbreviations of the words; `declaration' and `declarator'
* lib/adlint/exam/c_builtin/cc1_metric.rb : Fix code metric measurement
  so that metrics of the function defined in the header file can be
  measured.
Add CentOS 6.4 (x86_64) GCC 4.4.7 template
Revert changes of removing useless method call in spec validation in order not to abend on Ruby 1.9.3
* lib/adlint/exam/c_builtin/cc1_metric.rb : Fix code metric measurement
  in order to output FL_STMT and FL_FUNC metrics correctly.
Merge branch 'feature-x86_64_centos_64_tmpl' into develop
Merge branch 'bugfix-no_metrics_in_header' into develop
Bump version for 3.2.3 RC release