Add support for vera++ checker

[romanschulz]

Name: vera++
URL: https://bitbucket.org/verateam/vera/wiki/Home

please add support for vera++ checker. This tool is located in the standard repositories of debian, ubuntu etc. It can be easily installed (apt-get install vera++) and allows checking source files in c++. This tool can take a filename from the command line and return a report in various formats, for example xml