Install system libtom libs, run dropbearkey when it's done

.travis.yml

@@ -2,11 +2,18 @@ language: c
 compiler:
   - gcc
 
-script: autoconf && autoheader && ./configure --$BUNDLEDLIBTOM-bundled-libtom CFLAGS="-O2 -Wall -Wno-pointer-sign" && make
+script: 
+  - autoconf && autoheader && ./configure --$BUNDLEDLIBTOM-bundled-libtom CFLAGS="-O2 -Wall -Wno-pointer-sign" && make
+  - ./dropbearkey -t rsa -f testrsa
+  - ./dropbearkey -t dss -f testdss
+  - ./dropbearkey -t ecdsa -f testec256 -s 256
+  - ./dropbearkey -t ecdsa -f testec384 -s 384
+  - ./dropbearkey -t ecdsa -f testec521 -s 521
+
 
 before_install:
   - sudo apt-get update -qq
-  - sudo apt-get install -qq libz-dev
+  - sudo apt-get install -qq libz-dev libtomcrypt-dev libtommath-dev
 
 env: 
   - BUNDLEDLIBTOM=enable