Update CI workflows

Author: mthh

.github/workflows/build_test_ubuntu.yml

@@ -22,10 +22,12 @@ jobs:
       - uses: actions-rs/cargo@v1
         with:
           command: build
+          args: --all-features
 
       - uses: actions-rs/cargo@v1
         with:
           command: test
+          args: --all-features
 
       - uses: actions-rs/cargo@v1
         with:

appveyor.yml

@@ -40,4 +40,4 @@ install:
 build: false
 
 test_script:
-  - cargo test --verbose
+  - cargo test --all-features --verbose