Enable AoT and wamr-sdk, and change arguments of call wasm API (#157)

* Implement memory profiler, optimize memory usage, modify code indent

* Implement memory.grow and limit heap space base offset to 1G; modify iwasm build type to Release and 64 bit by default

* Add a new extension library: connection

* Fix bug of reading magic number and version in big endian platform

* Re-org platform APIs: move most platform APIs from iwasm to shared-lib

* Enhance wasm loader to fix some security issues

* Fix issue about illegal load of EXC_RETURN into PC on stm32 board

* Updates that let a restricted version of the interpreter run in SGX

* Enable native/app address validation and conversion for wasm app

* Remove wasm_application_exectue_* APIs from wasm_export.h which makes confused

* Refine binary size and fix several minor issues

Optimize interpreter LOAD/STORE opcodes to decrease the binary size
Fix issues when using iwasm library: _bh_log undefined, bh_memory.h not found
Remove unused _stdin/_stdout/_stderr global variables resolve in libc wrapper
Add macros of global heap size, stack size, heap size for Zephyr main.c
Clear compile warning of wasm_application.c

* Add more strict security checks for libc wrapper API's

* Use one libc wrapper copy for sgx and other platforms; remove bh_printf macro for other platform header files

* Enhance security of libc strcpy/sprintf wrapper function

* Fix issue of call native for x86_64/arm/mips, add module inst parameter for native wrapper functions

* Remove get_module_inst() and fix issue of call native

* Refine wgl lib: remove module_inst parameter from widget functions; move function index check to runtime instantiate

* Refine interpreter call native process, refine memory boudary check

* Fix issues of invokeNative function of arm/mips/general version

* Add a switch to build simple sample without gui support

* Add BUILD_TARGET setting in makefile to replace cpu compiler flags in source code

* Re-org shared lib header files, remove unused info; fix compile issues of vxworks

* Add build target general

* Remove unused files

* Update license header

* test push

* Restore file

* Sync up with internal/feature

* Sync up with internal/feature

* Rename build_wamr_app to build_wasm_app

* Fix small issues of README

* Enhance malformed wasm file checking
Fix issue of print hex int and implement utf8 string check
Fix wasi file read/write right issue
Fix minor issue of build wasm app doc

* Sync up with internal/feature

* Sync up with internal/feature: fix interpreter arm issue, fix read leb issue

* Sync up with internal/feature

* Fix bug of config.h and rename wasi config.h to ssp_config.h

* Sync up with internal/feature

* Import wamr aot

* update document

* update document

* Update document, disable WASI in 32bit

* update document

* remove files

* update document

* Update document

* update document

* update document

* update samples

* Sync up with internal repo

wamr-sdk/app/libc-builtin-sysroot/share/defined-symbols.txt

@@ -0,0 +1,64 @@
+wasm_open_connection
+wasm_close_connection
+wasm_send_on_connection
+wasm_config_connection
+wasm_sensor_open
+wasm_sensor_config
+wasm_sensor_config_with_attr_container
+wasm_sensor_close
+wasm_btn_native_call
+wasm_obj_native_call
+wasm_label_native_call
+wasm_cont_native_call
+wasm_page_native_call
+wasm_list_native_call
+wasm_ddlist_native_call
+wasm_cb_native_call
+wasm_register_resource
+wasm_response_send
+wasm_post_request
+wasm_sub_event
+wasm_create_timer
+wasm_timer_destroy
+wasm_timer_cancel
+wasm_timer_restart
+wasm_get_sys_tick_ms
+printf
+sprintf
+snprintf
+puts
+putchar
+memcmp
+memcpy
+memmove
+memset
+strchr
+strcmp
+strcpy
+strlen
+strncmp
+strncpy
+malloc
+calloc
+strdup
+free
+atoi
+bsearch
+exit
+strtol
+strtoul
+memchr
+strncasecmp
+strspn
+strcspn
+strstr
+isupper
+isalpha
+isspace
+isgraph
+isprint
+isdigit
+isxdigit
+tolower
+toupper
+isalnum