NuMaker bootloader with SD mode

Revision:
3:3f3c7e764947
Parent:
1:659cc7618f73
--- a/.hgignore	Tue Dec 26 11:11:56 2017 +0800
+++ b/.hgignore	Tue Dec 26 13:26:53 2017 +0800
@@ -1,5 +1,7 @@
-.build
-.mbed
-projectfiles
-mbed-os
-BUILD
\ No newline at end of file
+# Use Python/Perl regexp
+syntax: regexp
+
+\.build
+^\.mbed$
+mbed-os/
+BUILD/
\ No newline at end of file