renaming entries and fixing typos

games/strategy/spring_rts_engine.md

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+# Spring RTS engine
+
+_Game engine for real-time strategy (RTS) video games._
+
+- Home: https://springrts.com/wiki/Main_Page, https://sourceforge.net/projects/springrts/
+- Media: https://en.wikipedia.org/wiki/Spring_Engine
+- State: mature
+- Download: https://springrts.com/wiki/Download
+- Keywords: RTS
+- Code repository: https://github.com/spring/spring.git, https://git.code.sf.net/p/springrts/code
+- Code language: C++, C, Lua
+- Code license: GPL-2.0
+
+See also [Spring 1944](http://spring1944.net/) a special scenario of the spring engine, code: https://github.com/spring1944/spring1944
+
+Or [ZeroK](http://zero-k.info/) another game using SpringRTS.
+
+## Building
+
+- Build system: CMake