Replaced git submodule by subtree merged in contrib/library/text/parser/json

contrib/library/text/parser/json/test/getest/ec_compile.bat

@@ -0,0 +1,11 @@
+echo Compiling ejson_test  (finalized)
+ecb -finalize -c_compile -config ejson_test.ecf -batch -clean > NUL 2>&1
+IF %ERRORLEVEL% EQU -1 goto ERROR
+copy EIFGENs\ejson_test\F_code\ejson_test.exe ejson_test.exe
+goto EOF
+
+:ERROR
+echo Error occurred during ejson_test compilation
+goto EOF
+
+:EOF