[sendinghandler] Implement support for b83/b84 files

Related issue: #274

TODO: windows libs

LICENSE

@@ -13,6 +13,7 @@ Portions of this program use code, directly or modified, from:
 * z80e, a z80 emulator developed by KnightOS Group
 * Firebird, a TI-Nspire emulator developed by Fabian Vogt
 * tivars_lib_cpp, developed by Adrien "Adriweb" Bertrand
+* QArchive, developed by "antony jr" (BSD 3-Clause license) - https://github.com/antony-jr/QArchive
 * FatCow's "Farm-Fresh Web Icons" (CC 3.0 license) - http://www.fatcow.com/free-icons
 
 CEmu also uses the APNG-enabled fork of libpng (https://sourceforge.net/projects/libpng-apng/) released under the zlib/libpng License.

README.md

@@ -70,5 +70,5 @@ We also welcome more translations. Qt Linguist is a great tool for that (here's
 
 ## License
 CEmu is licensed under the [GPLv3](LICENSE).  
-_Acknowledgements_: Some CEmu parts are, directly, modified, or inspired, from [z80e](https://github.com/KnightOS/z80e), [Firebird](https://github.com/nspire-emus/firebird), [libtifiles](https://github.com/debrouxl/tilibs), [tivars_lib_cpp](https://github.com/adriweb/tivars_lib_cpp), and FatCow's ["Farm-Fresh Web Icons"](http://www.fatcow.com/free-icons).  
+_Acknowledgements_: Some CEmu parts are, directly, modified, or inspired, from [z80e](https://github.com/KnightOS/z80e), [Firebird](https://github.com/nspire-emus/firebird), [libtifiles](https://github.com/debrouxl/tilibs), [tivars_lib_cpp](https://github.com/adriweb/tivars_lib_cpp), antony jr's [QArchive](https://github.com/antony-jr/QArchive) and FatCow's ["Farm-Fresh Web Icons"](http://www.fatcow.com/free-icons).  
 The complete licensing information is available in the [LICENSE](LICENSE) file.

gui/qt/CEmu.pro

@@ -41,7 +41,7 @@ if (linux) {
     INSTALLS += target desktop
 }
 
-QT += core gui widgets network
+QT += core concurrent gui widgets network
 
 isEmpty(TARGET_NAME) {
     TARGET_NAME = CEmu
@@ -77,7 +77,7 @@ if (!win32-msvc*) {
     }
 
     CONFIG += link_pkgconfig
-    PKGCONFIG += zlib
+    PKGCONFIG += zlib libarchive
     # You should run ./capture/get_libpng-apng.sh first!
     isEmpty(USE_LIBPNG) {
         exists("$$PWD/capture/libpng-apng/.libs/libpng16.a") {
@@ -178,6 +178,7 @@ SOURCES += \
     ../../core/spi.c \
     ../../core/debug/debug.c \
     ../../core/debug/zdis/zdis.c \
+    QArchive.cc \
     ipc.cpp \
     main.cpp \
     utils.cpp \
@@ -269,6 +270,7 @@ HEADERS  += \
     ../../core/spi.h \
     ../../core/debug/debug.h \
     ../../core/debug/zdis/zdis.h \
+    QArchive.hpp \
     ipc.h \
     utils.h \
     cemuopts.h \