Defines new class to log the executed method
First version of a running Application.

AsHexString and AsString defines a new parameter to specify the format
for a integer data type.
Defines new logger::Writer TtyWriter which shows the trace on the tty.

Fix one bug on logger::TraceMethod.
Define new test to control error when initialize EngineIf's which
does not have all required relations.
Define new test to verify behaivour under engine's interdependence
Merge branch 'app_engine' into develop
Defines comparator operator in adt::NamedObject and method isEqual to
easy calling
First release for the basic classic for develop load balancing.
First test to verify basic funtionality
Calling to Resource::initialize from the default implemetation of BalanceIf::initialize

Improve High Availability and Fault Tolerance by capturing errors when an error is detected
while the resource is being initalized
Fix some errors at BalanceIf::asXML
Defines new macro LOG_LOCAL7.

Defines new algorithm balance::RoundRobin.
Fix bug when compile xml::Attributes and rename some .cpp by .cc
Treat BalanceIf::Requires as an auto_enum
Defines new test class for round robin balance.

It will check balance::RoundRobin under MT condition.
Improve test by veriyfing all resources had been used
Dedines new algorith balance::Indexed and do one small refactoring of test classes.
Creates new load balance algorithm balance::ByRange
Merge branch 'balance' into develop
Defines balance::SCCS and incorporates some dependencies on different SCCS's