Build 147.1 (Beta)

[list] [*] Added tooltips for additional information about difficulty modifiers [*] Added experimental rule for RTS AI in Serpulo (likely to be buggy) [*] Added logging for OpenGL errors [*] Reduced research cost for various T1 unit factories and units on Serpulo [*] Fixed various minor map issues [*] Fixed compatibility with Java 8 / 32-bit version not launching [*] Fixed various crashes [*] Fixed player being able to rebuild locked derelict blocks [*] Fixed player names in minimap scaling with zoom [*] Fixed local games not being discoverable [/list]