it looks you succeed with chords at least. I had same problem. Just for testing purposes I am using portable newest 2.4.5 version.
I tied to get on working chords for stage view -no lucky. I don't know what I am doing wrong - - I uploaded whole openLP - do google drive. Could you be so king and have look what is missing or what it wrong with it? I was using tomas groth instruction but no lucky...
portable 2.4.5 with chord master fileshttps://drive.google.com/drive/folders/0B5vsLotlbtRmMi1aWjBMN2s4Njg?usp=sharing
zip file - same file zippedhttps://drive.google.com/file/d/0B5vsLotlbtRmTi1XaWlSd0R2R2c/view?usp=sharing
/importing setting chords tags .conf
/plugin/remotes/html added stage and print