travis.yml: add test runs without "timing resistance"

.travis.yml

@@ -51,6 +51,14 @@ env:
     BUILDSCRIPT="run.sh"
     BUILDNAME="NO_ASM"
     BUILDOPTIONS="-DLTC_NO_ASM"
+  - |
+    BUILDSCRIPT="run.sh"
+    BUILDNAME="NO_TIMING_RESISTANCE"
+    BUILDOPTIONS="-DLTC_NO_ECC_TIMING_RESISTANT -DLTC_NO_RSA_BLINDING"
+  - |
+    BUILDSCRIPT="run.sh"
+    BUILDNAME="CLEANSTACK+NOTABLES+SMALL+NO_ASM+NO_TIMING_RESISTANCE"
+    BUILDOPTIONS="-DLTC_CLEAN_STACK -DLTC_NO_TABLES -DLTC_SMALL_CODE -DLTC_NO_ECC_TIMING_RESISTANT -DLTC_NO_RSA_BLINDING"
   - |
     BUILDSCRIPT="testbuild.sh"
     BUILDNAME="NOTEST"