New classes to parse composer.json and module.xml. WIP
Parser of module.xml is ready
Vagrant files to create a test environment
Bad function jelix_read_ini call in Config Compiler
Fix issue on using no built lib: installer messages
Module.xml parser: support of LIB_VERSION tag + new Framework class
Config compiler is using the new ModuleInfos object now
Config\Compiler is no more a static class
Improvement: support of Composer range comparison in jVersionComparator
Namespacify some classes of the Installer
Namespacify some classes of the installer, part 2
jInstallerEntryPoint and ModuleInstaller own ModuleInfos object
Rework jInstallerEntryPoint and jInstaller

jInstallerEntryPoint now checks dependencies.
Jelix scripts: remove the deprecated 'migrate' command
Module.xml: 'minversion' and 'maxversion' are changed to 'version'

Same syntax in this new attribute as in composer.json
module.xml: 'creator' and 'contributor' elements changed to 'author'
Finished composer.json parser
Fixed issues in the vagrant provisionning script.
Source of jTpl can now be executed without building them
Parser for project.xml/module.xml can read __VERSION__ version