AW-Mate does not fail the build if a template is not found

[ipolevoy]

This file is configured in a tag: <@html file='./src/main/open-api/export-cod.html'/>

the exception is printed (see below), but the build continues to success!

java.lang.RuntimeException: java.io.FileNotFoundException: src/main/open-api/export-cod.html (No such file or directory)
    at org.javalite.common.Util.readFile (Util.java:114)
    at org.javalite.common.Util.readFile (Util.java:88)
    at org.javalite.activeweb.HTMLTag.execute (HTMLTag.java:35)
    at freemarker.core.Environment.visit (Environment.java:451)
    at freemarker.core.UnifiedCall.accept (UnifiedCall.java:102)
    at freemarker.core.Environment.visit (Environment.java:334)
    at freemarker.core.Environment.visit (Environment.java:340)
    at freemarker.core.Environment.process (Environment.java:313)
    at freemarker.template.Template.process (Template.java:383)
    at org.javalite.activeweb.OpenAPITemplateManager.process (OpenAPITemplateManager.java:50)
    at org.javalite.activeweb.mojo.Generator.generate (Generator.java:18)
    at org.javalite.activeweb.mojo.GenerateMojo.execute (GenerateMojo.java:86)