converted whitespaces to tabs according to style guide; handling if

json-rpc-cpp is not available

CMakeLists.txt

@@ -139,7 +139,7 @@ if (NOT LANGUAGES)
 		add_subdirectory(exp)
 	endif ()
 	if(NOT ("${TARGET_PLATFORM}" STREQUAL "w64"))
-        	add_subdirectory(neth)
+		add_subdirectory(neth)
 	endif ()
 	if(QTQML)
 		add_definitions(-DETH_QTQML)

cmake/EthDependencies.cmake

@@ -19,9 +19,10 @@ message(" - Jsoncpp header: ${JSONCPP_INCLUDE_DIRS}")
 message(" - Jsoncpp lib   : ${JSONCPP_LIBRARIES}")
 
 # TODO the JsonRpcCpp package does not yet check for correct version number
-find_package (JsonRpcCpp 0.3.2 REQUIRED)
+# json-rpc-cpp support is currently not mandatory
+find_package (JsonRpcCpp 0.3.2)
 if (${JSON_RPC_CPP_FOUND})
-    message (" - json-rpc-cpp header: ${JSON_RPC_CPP_INCLUDE_DIRS}")
-    message (" - json-rpc-cpp lib   : ${JSON_RPC_CPP_LIBRARIES}")
+	message (" - json-rpc-cpp header: ${JSON_RPC_CPP_INCLUDE_DIRS}")
+	message (" - json-rpc-cpp lib   : ${JSON_RPC_CPP_LIBRARIES}")
 	add_definitions(-DETH_JSONRPC)
 endif()