Include mutator annotations in jazzer-api

Also uses `exports` rather than `runtime_deps` to mark those dependencies that users of the Maven artifact should be allowed to compile against (rather than just being available on the runtime classpath). This is necessary after bazel-contrib/rules_jvm_external@7b0abdc.

deploy/BUILD.bazel

@@ -40,7 +40,11 @@ java_export(
     pom_template = "//deploy:jazzer-api.pom",
     toolchains = [":jazzer_version"],
     visibility = ["//visibility:public"],
-    runtime_deps = ["//src/main/java/com/code_intelligence/jazzer/api"],
+    exports = [
+        "//src/main/java/com/code_intelligence/jazzer/api",
+        "//src/main/java/com/code_intelligence/jazzer/mutation/annotation",
+        "//src/main/java/com/code_intelligence/jazzer/mutation/annotation/proto",
+    ],
 )
 
 java_export(
@@ -95,13 +99,16 @@ java_export(
     pom_template = "jazzer-junit.pom",
     toolchains = [":jazzer_version"],
     visibility = ["//visibility:public"],
-    runtime_deps = [
-        # These deps' only effect is to include a dependency on the 'jazzer' and 'jazzer-api' Maven artifacts in the
-        # POM.
-        "//deploy:jazzer",
+    exports = [
+        # Maven users should not need to depend on jazzer-api directly if they already directly depend on jazzer-junit,
+        # both for convenience and backwards compatibility.
         "//deploy:jazzer-api",
         "//src/main/java/com/code_intelligence/jazzer/junit",
     ],
+    runtime_deps = [
+        # This dep's only effect is to include a dependency on the 'jazzer' Maven artifacts in the POM.
+        "//deploy:jazzer",
+    ],
 )
 
 sh_test(

deploy/jazzer-api_artifact_test.sh

@@ -27,6 +27,9 @@ JAR="$2/bin/jar"
     -e '^com/code_intelligence/$' \
     -e '^com/code_intelligence/jazzer/$' \
     -e '^com/code_intelligence/jazzer/api/' \
+    -e '^com/code_intelligence/jazzer/mutation/$' \
+    -e '^com/code_intelligence/jazzer/mutation/annotation/' \
+    -e '^com/code_intelligence/jazzer/mutation/utils/' \
     -e '^jaz/' \
     -e '^META-INF/$' \
     -e '^META-INF/MANIFEST.MF$'