Go back to compile dependencies in cj-btc-cli for now

`api` messes up the regTest classpath. I need to read
the `java-library` plugin docs a little more thoroughly to 
make this work without using the deprecated `compile` configuration.

cj-btc-cli/build.gradle

@@ -7,9 +7,9 @@ plugins {
 }
 
 dependencies {
-    api project(':cj-btc-jsonrpc')
+    compile project(':cj-btc-jsonrpc')
 
-    api 'commons-cli:commons-cli:1.4'
+    compile 'commons-cli:commons-cli:1.4'
 
     runtimeOnly "org.slf4j:slf4j-simple:${slf4jVersion}"