travis.yml: remove tests that overlap with Circle CI
diff --git a/.travis.yml b/.travis.yml
index 82b2b03..f4e38f2 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -8,7 +8,7 @@
 
 
     # Container-based Ubuntu 12.04 LTS Server Edition 64 bit (doesn't support 32-bit includes)
-    - env: Ubu=12.04cont Cmd="make zlibwrapper && make clean && make -C tests test-symbols && make clean && make -C tests test-zstd-nolegacy && make clean && make cmaketest && make clean && make -C contrib/pzstd googletest pzstd tests check && make -C contrib/pzstd clean"
+    - env: Ubu=12.04cont Cmd="make -C contrib/pzstd googletest pzstd tests check && make -C contrib/pzstd clean"
       os: linux
       sudo: false
       language: cpp
@@ -33,10 +33,6 @@
 
 
     # Standard Ubuntu 12.04 LTS Server Edition 64 bit
-    - env: Ubu=12.04 Cmd="make -C programs zstd-small zstd-decompress zstd-compress && make -C programs clean && make -C tests versionsTest test-longmatch"
-      os: linux
-      sudo: required
-
     - env: Ubu=12.04 Cmd="make asan32"
       os: linux
       sudo: required
@@ -65,6 +61,23 @@
 
 
     # Ubuntu 14.04 LTS Server Edition 64 bit
+    - env: Ubu=14.04 Cmd="make -C contrib/pzstd googletest32
+                       && make -C contrib/pzstd all32 && make -C contrib/pzstd check && make -C contrib/pzstd clean"
+      os: linux
+      dist: trusty
+      sudo: required
+      install:
+        - export CXX="g++-4.8" CC="gcc-4.8"
+      addons:
+        apt:
+          packages:
+            - libc6-dev-i386
+            - g++-multilib
+            - gcc-4.8
+            - gcc-4.8-multilib
+            - g++-4.8
+            - g++-4.8-multilib
+            
     - env: Ubu=14.04 Cmd="make armtest"
       dist: trusty
       sudo: required
@@ -107,6 +120,8 @@
             - qemu-user-static
             - gcc-powerpc-linux-gnu
 
+
+    # other feature branches => short tests
     - env: Ubu=14.04 Cmd='make -C lib all && CFLAGS="-O1 -g" make -C zlibWrapper valgrindTest && make -C tests valgrindTest'
       os: linux
       dist: trusty
@@ -116,14 +131,7 @@
           packages:
             - valgrind
 
-
-
-    # other feature branches => short tests
-    - env: Ubu=12.04cont Cmd="make test && make clean && make travis-install"
-      os: linux
-      sudo: false
-
-    - env: Ubu=14.04 Cmd="make -C tests test32"
+    - env: Ubu=14.04 Cmd="make zlibwrapper && make clean && make -C tests test-zstd-nolegacy && make clean && make -C tests test32 versionsTest"
       os: linux
       dist: trusty
       sudo: required
@@ -133,39 +141,7 @@
             - libc6-dev-i386
             - gcc-multilib
 
-    - env: Ubu=14.04 Cmd="make gpptest && make clean && make gnu90test && make clean
-                       && make c99test && make clean && make gnu99test && make clean
-                       && make clangtest && make clean && make -C contrib/pzstd googletest32
-                       && make -C contrib/pzstd all32 && make -C contrib/pzstd check && make -C contrib/pzstd clean"
-      os: linux
-      dist: trusty
-      sudo: required
-      install:
-        - export CXX="g++-4.8" CC="gcc-4.8"
-      addons:
-        apt:
-          packages:
-            - libc6-dev-i386
-            - g++-multilib
-            - gcc-4.8
-            - gcc-4.8-multilib
-            - g++-4.8
-            - g++-4.8-multilib
 
-    - env: Ubu=14.04 Cmd="make gcc5test && make clean && make gcc6test && make clean && make -C tests dll"
-      os: linux
-      dist: trusty
-      sudo: required
-      addons:
-        apt:
-          sources:
-            - ubuntu-toolchain-r-test
-          packages:
-            - gcc-multilib
-            - gcc-5
-            - gcc-5-multilib
-            - gcc-6
-            - gcc-6-multilib
 
 script:
   - JOB_NUMBER=$(echo $TRAVIS_JOB_NUMBER | sed -e 's:[0-9][0-9]*\.\(.*\):\1:')