* first attempt at making dice have white backgrounds
Merge branch 'master' of github.com:buttonmen-dev/buttonmen into 584_white_background
* now that die_border is split from die_img, some expected test results changed
Merge pull request #601 from cgolubi1/584_white_background

the active player's dice should have a white background
* use nowrap in the dice overlay
Merge pull request #602 from cgolubi1/587_dice_wrapping

use nowrap in the dice overlay
* made dedicated BMGameAction class and add some tests for it
* add support for storing/loading action parameters as JSON-encoded arrays rather than strings
* convert the end_draw and end_winner action log entries to the array format
* modify the type of the game_action_log.message field
* finish refactor of game action log store/retrieve
* add choose_swing action log entries
* log and report game actions for chance die rerolls
* add action_log messages for chance, focus, and decline initiative
Fixed case sensitivity bug in re-enabling buttons with BMBtnSkills
Changed BMDie->disabled to BMDie->dizzy for focus dice to distinguish between disabled (for chance dice) and dizzy (for focus dice)
Added SQL update file
Made SQL update file more comprehensive
Merge pull request #607 from ManvilleFog/138_button_images

138 button images
* add action log entries for adding and declining reserve dice
* log/report add/decline of auxiliary dice, including some extra code to suppress the message entirely if it's not yet time to reveal one player's choice
Merge branch 'master' of github.com:buttonmen-dev/buttonmen into 339_activity_log
* raise default number of action log/chat entries from 5 to 10
* assorted checkstyle fixes