diff --git a/.travis.yml b/.travis.yml
index b241e10c2..d835afc92 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -39,3 +39,14 @@ script:
   - mv *_MK2-RAMBo* prusa3d_fw_${GIT_BUILD}/MK2
   - zip -r prusa3d_fw_${GIT_BUILD}.zip prusa3d_fw_* *.pdf
   - curl --upload-file prusa3d_fw_${GIT_BUILD}.zip https://transfer.sh/prusa3d_fw_${GIT_BUILD}.zip
+
+deploy:
+  provider: releases
+  api_key:
+    secure: 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
+  file: prusa3d_fw_${GIT_BUILD}.zip
+  skip_cleanup: true
+  on:
+    tags: true
+    repo: thess/Prusa-Firmware
+    branch: private-build2
diff --git a/CUSTOM.md b/CUSTOM.md
index a76aa3085..2c9a05ec1 100644
--- a/CUSTOM.md
+++ b/CUSTOM.md
@@ -1,5 +1,17 @@
 # Changelog of local customizations
 
+## Version 20-Dec-2017 (v3.1.0 r4)
+### Updates and mods
+- Allow BAUDRATE override by build opts (default 115200).
+- Remove unused source files (qr_solve, vector_3).
+- Use SDK version of LiquidCrystal library (faster draw).
+- Adjust extra filament load extrusion to 15mm.
+- Add private build variant configuration version number.
+
+## Bug fixes
+- Init serial before lcd to elminate random garbage output.
+- Remove redundant splash screen init.
+
 ## Version 22-Nov-2017
 ### Updates and mods
 - Add extra 25mm to manual (LCD) filament load extrusion.
diff --git a/Firmware/Configuration.h b/Firmware/Configuration.h
index 3c0bd4c68..267c58424 100644
--- a/Firmware/Configuration.h
+++ b/Firmware/Configuration.h
@@ -10,7 +10,7 @@
 
 // Firmware version
 #define FW_version "3.1.0"
-#define FW_local_variant 3
+#define FW_local_variant 4
 #define FW_report_version FW_version " r" STR(FW_local_variant)
 
 #define FW_PRUSA3D_MAGIC "PRUSA3DFW"
diff --git a/Firmware/ultralcd.cpp b/Firmware/ultralcd.cpp
index 1b7454ad8..7213c8dbb 100644
--- a/Firmware/ultralcd.cpp
+++ b/Firmware/ultralcd.cpp
@@ -1494,7 +1494,7 @@ static void lcd_support_menu()
   } else {
       MENU_ITEM(back, PSTR("FW - " FW_version), lcd_main_menu);
   }
-#endif      
+#endif
   MENU_ITEM(back, MSG_PRUSA3D, lcd_main_menu);
   MENU_ITEM(back, MSG_PRUSA3D_FORUM, lcd_main_menu);
   MENU_ITEM(back, MSG_PRUSA3D_HOWTO, lcd_main_menu);
diff --git a/Firmware/util.cpp b/Firmware/util.cpp
index 8c575ca84..b4ff7da34 100644
--- a/Firmware/util.cpp
+++ b/Firmware/util.cpp
@@ -26,7 +26,7 @@ const char STR_REVISION_RC   [] PROGMEM = "rc";
 
 inline bool is_whitespace_or_nl(char c)
 {
-    return c == ' ' || c == '\t' || c == '\n' || c == 'r';
+    return c == ' ' || c == '\t' || c == '\n' || c == '\r';
 }
 
 inline bool is_whitespace_or_nl_or_eol(char c)
diff --git a/README.md b/README.md
index 6f106f3ba..bc7c62787 100644
--- a/README.md
+++ b/README.md
@@ -24,8 +24,10 @@ If you want to have some feature added to this customized firmware version and d
 
 ## Download of precompiled .hex files
 
-The URL of a _.zip_ file containing precompiled firmware can be found toward the end of the Travis build log. Click on the button in the right-hand corner of the log to move to the end.
-[Travis CI output](https://travis-ci.org/thess/Prusa-Firmware)
+A _.zip_ file containing pre-built versions of each private firmware release can be found in the Github reposiotory [here](https://github.com/thess/Prusa-Firware/releases)
+
+Intermediate firmware versions of individual checkins are provided by the Travis CI builds. The URL of a _.zip_ file containing the  firmware can be found toward the end of the Travis build log. Click on the button in the right-hand corner of the log to move to the end. [Travis CI output](https://travis-ci.org/thess/Prusa-Firmware) **Note:** The Travis CI build results are only kept for 14-days.
+
 
 Just download, unzip and choose the version for your configuation, then flash it to the printer.