add mandatory dependency
<!-- please see http://www.jetbrains.org/intellij/sdk/docs/basics/getting_started/build_number_ranges.html for description -->
<idea-version since-build="203"/>
- <!-- please see http://www.jetbrains.org/intellij/sdk/docs/basics/getting_started/plugin_compatibility.html
+ <!-- please see https://plugins.jetbrains.com/docs/intellij/plugin-compatibility.html#modules-available-in-all-products
on how to target different products -->
+ <depends>com.intellij.modules.platform</depends>
<depends>com.intellij.modules.lang</depends>
<depends>com.intellij.modules.vcs</depends>
