java.util.ArrayList cannot be cast to java.util.Map error message not clear enough

[dumagalex]

Used .inputs.yaml file:

- origin_string: origin
- text: appendText

to run in --if for base's append.sl

Got error in logs:

08/03/17 17:59:19 [INFO] Loading file: C:\Backup\cslang-1_0_17Feb\test.inputs.yaml
08/03/17 17:59:19 [ERROR] Error loading file: C:\Backup\cslang-1_0_17Feb\test.inputs.yaml. Nested exception is: java.util.ArrayList cannot be cast to java.util.Map
java.lang.ClassCastException: java.util.ArrayList cannot be cast to java.util.Map
	at io.cloudslang.lang.cli.utils.CompilerHelperImpl.loadMapsFromFiles(CompilerHelperImpl.java:130)
	at io.cloudslang.lang.cli.utils.CompilerHelperImpl.loadInputsFromFile(CompilerHelperImpl.java:112)
	at io.cloudslang.lang.cli.SlangCLI.run(SlangCLI.java:110)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.lang.reflect.Method.invoke(Unknown Source)
	at org.springframework.util.ReflectionUtils.invokeMethod(ReflectionUtils.java:216)
	at org.springframework.shell.core.SimpleExecutionStrategy.invoke(SimpleExecutionStrategy.java:64)
	at org.springframework.shell.core.SimpleExecutionStrategy.execute(SimpleExecutionStrategy.java:57)
	at org.springframework.shell.core.AbstractShell.executeCommand(AbstractShell.java:127)
	at org.springframework.shell.core.JLineShell.promptLoop(JLineShell.java:533)
	at org.springframework.shell.core.JLineShell.run(JLineShell.java:179)
	at java.lang.Thread.run(Unknown Source)