Data Import/Declarative controller problem with Cuba Version 7.0

Add-ons
#1

Hi.

The data import is not compatible with Cuba 7.0, though it looks like the underlying problem is with the Declarative Controller add-on.

java.net.URLClassLoader@48075da3
]
	at org.springframework.util.ReflectionUtils.getDeclaredMethods(ReflectionUtils.java:680) ~[spring-core-5.1.2.RELEASE.jar:5.1.2.RELEASE]
	at org.springframework.util.ReflectionUtils.doWithMethods(ReflectionUtils.java:577) ~[spring-core-5.1.2.RELEASE.jar:5.1.2.RELEASE]
	at org.springframework.util.ReflectionUtils.doWithMethods(ReflectionUtils.java:562) ~[spring-core-5.1.2.RELEASE.jar:5.1.2.RELEASE]
	at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor.determineCandidateConstructors(AutowiredAnnotationBeanPostProcessor.java:248) ~[spring-beans-5.1.2.RELEASE.jar:5.1.2.RELEASE]
	... 58 common frames omitted
Caused by: java.lang.NoClassDefFoundError: com/haulmont/cuba/gui/components/Component$OrderedContainer
	at java.lang.Class.getDeclaredMethods0(Native Method) ~[na:1.8.0_74]
	at java.lang.Class.privateGetDeclaredMethods(Class.java:2701) ~[na:1.8.0_74]
	at java.lang.Class.getDeclaredMethods(Class.java:1975) ~[na:1.8.0_74]
	at org.springframework.util.ReflectionUtils.getDeclaredMethods(ReflectionUtils.java:662) ~[spring-core-5.1.2.RELEASE.jar:5.1.2.RELEASE]
	... 61 common frames omitted
Caused by: java.lang.ClassNotFoundException: com.haulmont.cuba.gui.components.Component$OrderedContainer
	at org.apache.catalina.loader.WebappClassLoaderBase.loadClass(WebappClassLoaderBase.java:1343) ~[catalina.jar:9.0.14]
	at org.apache.catalina.loader.WebappClassLoaderBase.loadClass(WebappClassLoaderBase.java:1173) ~[catalina.jar:9.0.14]
	... 65 common frames omitted