docs: Prepare version 0.4.0 release notes

Change-Id: I7eecaa606c0ec835148cc3177d223a30b57eb70e
diff --git a/AUTHORS.md b/AUTHORS.md
index 4c54117..89309df 100644
--- a/AUTHORS.md
+++ b/AUTHORS.md
@@ -14,6 +14,7 @@
     * Nicholas Gordon      <nmgordon@memphis.edu>
     * Lan Wang             <http://www.cs.memphis.edu/~lanwang/>
     * Damian Coomes        <dmcoomes@memphis.edu>
+    * Saurab Dulal         <sdulal@memphis.edu>
 
 * The University of Arizona
 
@@ -23,6 +24,7 @@
 * University of California, Los Angeles
 
     * Alexander Afanasyev <http://lasr.cs.ucla.edu/afanasyev/index.html>
+    * Jeff Thompson       <jefft0@remap.ucla.edu>
 
 ## The Mini-CCNx team:
 
diff --git a/docs/RELEASE-NOTES.md b/docs/RELEASE-NOTES.md
index 82734e5..9a825d7 100644
--- a/docs/RELEASE-NOTES.md
+++ b/docs/RELEASE-NOTES.md
@@ -1,11 +1,55 @@
 Release Notes
 =============
 
+Mini-NDN version 0.4.0 (changes since version 0.3.0)
+----------------------------------------------------
+
+Release date: January 10, 2018
+
+**New features**:
+
+- Use SIGQUIT to quit Mini-NDN, SIGINT to kill programs
+
+- Use Infoedit to edit NFD and NLSR configuration files
+
+- Use nlsr.conf installed in the system
+
+- Provide a Vagrantfile to setup Mini-NDN and NDN
+
+- Provide option to disable NLSR
+
+- Provide an option to run NLSR in dry-run mode
+
+- Add option to specify whether to use TCP or UDP face in nlsr.conf
+
+- Add option to specify arbitrary arguments to use in experiments
+
+- Include a single option to install Mini-NDN and all the dependencies
+
+**Bug fixes**:
+
+- Fix "key does not exist error" after NLSR starts
+
+- Update install.sh to call ldconfig after installing ChronoSync
+
+- Add hyperbolic coordinates to default topology
+
+**Misc changes**:
+
+- Add an experiment to test nlsrc
+
+- Create faces in NFD for each neighbor in NLSR
+
+- Update to latest ndn-cxx
+
+- Use /tmp/minindn folder as default work dir instead of /tmp
+
 Mini-NDN version 0.3.0 (changes since version 0.2.0)
+----------------------------------------------------
 
 Release date: March 3, 2017
 
-**New featues**:
+**New features**:
 
 - Mini-NDN cluster edition
 
@@ -46,7 +90,7 @@
 
 Release date: August 18, 2016
 
-**New featues**:
+**New features**:
 
 - Automatic security configuration for NLSR