JetBrains MarketPlace Compatibility Warning for RandomStringUtils Usage

[johnthagen]

After the submission of 1.6.1 to the JetBrains MarketPlace the following compatibility report was submitted back.

IntelliJ IDEA Ultimate IU-192.7142.36 (2019.2.4)1 compatibility warning
1 compatibility warning
Plugin uses classes of Java plugin, for example
'RandomStringUtils' is used at 'CppcheckInspection.checkFile(...)'
but the plugin does not declare explicit dependency on the Java plugin, via <depends>com.intellij.modules.java</depends>.
Java functionality was extracted from the IntelliJ Platform to a separate plugin in IDEA 2019.2.
For more info refer to https://blog.jetbrains.com/platform/2019/06/java-functionality-extracted-as-a-plugin
Dependencies used
Dependencies of cppcheck 1.6.1 specified in plugin.xml are resolved with respect to IntelliJ IDEA Ultimate IU-192.7142.36 (2019.2.4). Java 11.0.4 was used for verification.

com.github.johnthagen.cppcheck 1.6.1
\--- com.intellij 192.7142.36 [declaring module com.intellij.modules.lang]

IntelliJ IDEA Ultimate IU-193.7288.26 (2019.3.5)1 compatibility warning
1 compatibility warning
Plugin uses classes of Java plugin, for example
'RandomStringUtils' is used at 'CppcheckInspection.checkFile(...)'
but the plugin does not declare explicit dependency on the Java plugin, via <depends>com.intellij.modules.java</depends>.
Java functionality was extracted from the IntelliJ Platform to a separate plugin in IDEA 2019.2.
For more info refer to https://blog.jetbrains.com/platform/2019/06/java-functionality-extracted-as-a-plugin
Dependencies used
Dependencies of cppcheck 1.6.1 specified in plugin.xml are resolved with respect to IntelliJ IDEA Ultimate IU-193.7288.26 (2019.3.5). Java 11.0.6 was used for verification.

com.github.johnthagen.cppcheck 1.6.1
\--- com.intellij 193.7288.26 [declaring module com.intellij.modules.lang]

This likely further motivates #69

[johnthagen]

@firewave As mentioned in #94, this is currently blocking upload of the latest release.

[firewave]

#95 adds the additional dependency.