Chore/bacnet-sc-unrelated-cleanup (#620)

* Added required linux Ethernet library for ethernet build

* Added .obj to gitignore

* Fixed BACnet port for APPLE to use BSD in CMake

* Changed format in CMake to enable cleaner SC merge

* Added create-object and delete-object recipes in GCC Makefile

* Added datalink timer to all example OS apps

* Changed most microcontroller ports to use BACAPP_MINIMAL to specify which datatypes can be written.

* Fixed zephyr OS for BACnet/IP warning

* Fixed zephyr OS log to not require log_strdup

* Added writefile API to file object example

* Added API to device-client to make it more robust.

* Added API in network-port object for getting the ASCII object-name

* Added debug print with a timestamp option

* Added debug print with hex dump print

* Added API to network port object for activate and discard

* Added default define for debug with timestamp

* Added prototype in header for disabled debug printf.

* Added fifo peek ahead function to peek at more than one byte.

* Added get-mac value for network port that uses buffer rather than octetstring

Makefile

@@ -17,6 +17,17 @@ bsd:
 win32:
 	$(MAKE) BACNET_PORT=win32 -s -C apps all
 
+.PHONY: mingw32
+mingw32:
+	i686-w64-mingw32-gcc --version
+	ORIGINAL_CC=$(CC) ; \
+	ORIGINAL_LD=$(LD) ; \
+	export CC=i686-w64-mingw32-gcc ; \
+	export LD=i686-w64-mingw32-ld ; \
+	$(MAKE) BACNET_PORT=win32 -s -C apps all ; \
+	export CC=$(ORIGINAL_CC) ; \
+	export LD=$(ORIGINAL_LD)
+
 .PHONY: mstpwin32
 mstpwin32:
 	$(MAKE) BACDL=mstp BACNET_PORT=win32 -s -C apps all
@@ -85,10 +96,18 @@ apdu:
 blinkt:
 	$(MAKE) -s -C apps $@
 
+.PHONY: create-object
+create-object:
+	$(MAKE) -s -C apps $@
+
 .PHONY: dcc
 dcc:
 	$(MAKE) -s -C apps $@
 
+.PHONY: delete-object
+delete-object:
+	$(MAKE) -s -C apps $@
+
 .PHONY: epics
 epics:
 	$(MAKE) -s -C apps $@