• Feature: Support for C++20 in CMake > 3.12.
• Feature: Included support for Python 3.7 in all platforms.
• Feature: [Experimental] python_requires function allows to require Conan packages with python code even to extend the
  ConanFile class.
• Feature: CMake method patch_config_paths replaces absolute paths to Conan package's dependencies as well as Conan package itself.
• Feature: MSBuild and VisualStudioBuildEnvironment build helpers adjust the /MP flag to build code in parallel using multiple
  cores.
• Feature: Added print_errors parameter to tools.PkgConfig() helper.
• Feature: Added :command:--query flag to :command:conan upload.
• Feature: virtualenv/virtualbuildenv/virtualrunenv generators now create bash scripts in Windows for its use in subsystems.
• Feature: Improved version ranges resolution speed trough caching of remote requests.
• Feature: Improved result of tools.vcvars_dict(only_diff=True) including a list return type that can be used with
  tools.environment_append().
• Fix: AutoToolsBuildEnvironment build helper now keeps the PKG_CONFIG_PATHS already set in the environment previously.
• Fix: The SCM feature keeps the .git folder during the copy of a local directory to the local cache.
• Fix: The SCM feature now exclude correctly the ignored folders by git during the copy of a local directory to the local cache.
• Fix: Conan messages correctly spell "overridden" now.
• Fix: MSBuild build helper arguments using quotes.
• Fix: vcvars_command and MSBuild build helper use the amd64_x86 when Visual Studio > 12 and cross building for x86.
• Fix: Disabled -c init.TemplateDir in :command:conan config install from a git repository.
• Fix: Clang compiler check in cmake generator.
• Fix: Detection of zypper package tool on latest versions of openSUSE.
• Fix: Improved help output of some commands.
• BugFix: qmake generator hyphen.
• Bugfix: Git submodules being initialized from repo HEAD prior to checking out the referenced revision when using scm attribute.
• BugFix: Declaration default_options without value, e.g. default_options = "config=". Now it will throw an exception.
• BugFix: Deactivate script in virtualenv generator causes PS1 to go unset.
• BugFix: Apply general scope options to a consumer ConanFile first.
• BugFix: Fixed detection of valid repository for git in SCM feature.