Added package manager to dvc version output.

Solves issue #2672

dvc/command/version.py

@@ -18,7 +18,7 @@ from dvc.command.base import CmdBaseNoRepo, append_doc_link
 from dvc.version import __version__
 from dvc.exceptions import DvcException, NotDvcRepoError
 from dvc.system import System
-
+from dvc.updater import Updater
 
 logger = logging.getLogger(__name__)
 
@@ -31,17 +31,19 @@ class CmdVersion(CmdBaseNoRepo):
         python_version = platform.python_version()
         platform_type = platform.platform()
         binary = is_binary()
-
+        package_manager = Updater("dvc/")._get_package_manager()
         info = (
             "DVC version: {dvc_version}\n"
             "Python version: {python_version}\n"
             "Platform: {platform_type}\n"
             "Binary: {binary}\n"
+            "Package manager: {package_manager}\n"
         ).format(
             dvc_version=dvc_version,
             python_version=python_version,
             platform_type=platform_type,
             binary=binary,
+            package_manager=package_manager,
         )
 
         try: