v0.3.0

Changelog:

• Improved installation. The add_project_* commands takes the EXCLUDE_FROM_INSTALLATION option to exclude the project target from installation, if ${NAMESPACE}_ENABLE_INSTALL is not already turn off. Otherwise, each project target is added to the ${PROJECT_SOURCE_DIR} directory property, which is used in the install_project_targets command.
• Added a new parameter RECURSIVE to the no_in_source_builds_guard command.
• Added a new command get_project_target_name to resolve a target's name.
• Added memory checking support (use valgrind).
• Renamed the enable_if_project_variable_is_set command to enable_if. It can also able to resolve a variable's name as well as the get_project_target_name does.
• Removed the ${lang}_standard_guard command and improved the use_${lang}_standard_at_least command.
• Added support for shared libraries (a new generate_project_export_header command, set SOVERSION and VERSION properties, support of rpath changing).
• Added getter/setter for the project root directory's properties.
• Made Common.cmake divide to separate modules.

Full Changelog: v0.2.0...v0.3.0