Fixed building in a subdirectory
add documentation about <%attr> tag
Merge branch 'master' of https://github.com/jonessen96/tntnet
check in generated man page of ecpp with documentaion of <%attr> included
make type conversion explicit to reduce compiler warnings
fix handling scoped variables - scope was forgot when variables were initialized
Merge branch 'master' of https://github.com/maekitalo/tntnet
merge conflict