got rid of 'accept' dir in the tests

tests/accept/run/tassert.nim

@@ -1,23 +0,0 @@
-discard """
-  file: "tassert.nim"
-  outputsub: "assertion failure!this shall be always written"
-  exitcode: "1"
-"""
-# test assert and exception handling
-
-proc callB() = assert(False)
-proc callA() = callB()
-proc callC() = callA()
-
-try:
-  callC()
-except EAssertionFailed:
-  write(stdout, "assertion failure!")
-except:
-  write(stdout, "unknown exception!")
-finally:
-  system.write(stdout, "this shall be always written")
-
-assert(false) #OUT assertion failure!this shall be always written
-
-