gitignore: split according to own comment

The top-level .gitignore recommends to split the filelist, but did not
do so. Follow up on it.

Signed-off-by: Karsten Keil <keil@b1-systems.de>

.gitignore

@@ -23,26 +23,9 @@
 *.lst
 *~
 
-bridge/misdn_bridge
-example/cleanl2
-example/loghex
-example/misdnportinfo
-example/misdnportinfo.o
-
 test_file.in
 test_file.out
 
-example/testcon
-example/testlayer1
-example/testlayer3
-l1oip/l1oipctrl
-tools/misdn_cleanl2
-tools/misdn_info
-tools/misdn_log
-tools/misdn_rename
-
 autom4te.cache
 ChangeLog
 config.log
-include/stamp-h1
-include/config.h

bridge/.gitignore

@@ -0,0 +1 @@
+/misdn_bridge

example/.gitignore

@@ -0,0 +1,6 @@
+/cleanl2
+/loghex
+/misdnportinfo
+/testcon
+/testlayer1
+/testlayer3

include/.gitignore

@@ -0,0 +1,2 @@
+/stamp-h1
+/config.h

include/mISDN/.gitignore

@@ -0,0 +1 @@
+/mISDNcompat.h

l1oip/.gitignore

@@ -0,0 +1 @@
+/l1oipctrl

tools/.gitignore

@@ -0,0 +1,4 @@
+/misdn_cleanl2
+/misdn_info
+/misdn_log
+/misdn_rename