Updated changelog for upcoming release

CHANGELOG

@@ -18,6 +18,68 @@
 
 ================================================================================
 
+  =  Lynis 2.1.x (2015-xx-xx)  =
+
+  This release adds several improvements and in different areas. Support for systems
+  like CentOS, openSUSE, Slackware is improved. It includes further cleanups of the
+  code, performance tweaks and more support for common software components.
+
+  Performance:
+  Performance tuning has been applied, to speed up execution of the audit on
+  systems with many files.
+
+  Automatic updater:
+  Initial work on an automatic updater has been implemented. This way Lynis can
+  be scheduled for updating from a trusted source.
+
+  Internal functions:
+  As not all systems have readlink, or the -f option of readlink, the
+  ShowSymlinkPath function has been extended with a Python based check.
+
+  Software support:
+  Apache module directory /usr/lib64/apache has been added, which is used on openSUSE.
+  Support for Chef has been added.
+
+  File integrity:
+  Added tests for CSF's lfd utility for integrity monitoring on directories and
+  files. Related tests are FINT-4334 and FINT-4336.
+
+  Time sychronization:
+  Added support for Chrony time daemon and timesync daemon. Additionally NTP
+  sychronization status is checked when it is enabled.
+
+  Other:
+  Check for permissions has been extended.
+  Python binary is now detected, to help with symlink detection.
+  Several new legal terms, for usage in banners, have been added.
+  In several files old tests have been removed, to further clean up the code.
+  The hardening index is inserted into the report, even if it is not displayed on screen.
+
+  Bug fixes:
+  Nginx test showed error when access_log had multiple parameters
+
+  Functions:
+  Added AddSystemGroup function
+
+  New tests:
+  [PKGS-7366] Scan for debsecan utility on Debian systems
+  [PKGS-7410] Determine amount of installed kernel packages
+  [TIME-3106] Check synchronization status of NTP on systemd based systems
+  [CONT-8102] Docker daemon status and gather basic details
+  [CONT-8104] Check docker info for any Docker warnings
+  [CONT-8106] Check total, running and unused Docker containers
+
+  Plugins:
+  [PLGN-2602] Disabled by default, as it may be too slow for some machines
+  [PLGN-3002] Extended with /sbin/nologin
+
+  Documentation:
+  A new document has been created to help with the process of upgrading Lynis.
+  It is available at https://cisofy.com/documentation/lynis/upgrading/
+
+  --------------------------------------------------------------
+
+
   =  Lynis 2.1.0 (2015-04-16)  =
 
   General:
@@ -62,6 +124,7 @@
 
   --------------------------------------------------------------
 
+
   =  Lynis 2.0.0 (2015-02-25)  =