Scipion-app

users:
Variables in the environment take priority than those same ones in the config file
Plugin manager: Installed plugins and its variables are initialized before loading (fixes some installation issues)
2 mode alias added: install => installp and uninstall => uninstallp
1 mode added: pip => to run any pip command. Shortcut to "scipion3 run pip ..." => Now "scipion3 pip ..."

users:
Added the option to import a tamplate from the project window

developers:
use its own logger intstead of ScipionLogger for the plugin manager
Added the variable SCIPION_PRIORITY_PACKAGE_LIST that is used in the view
protocols in order to load first the plugins that contains the main
protocols.conf sections. This variable is defined as string with the packages names separated by a space.
e.g: SCIPION_PRIORITY_PACKAGE_LIST = "pwem tomo cistem"

users:
Skip binaries when installing or uninstalling plugins using the Plugin Manager
Plugin manager properly locks context menu when installation is active

developers:

Remove dataset initialization
Plugin manager loads in the same main process (useful for straight debug)