[ADDED] Coin Precision Setting

* [UPDATED] Cronjobs to store real values, display with coin precision
* [UPDATED] Templates to use new coin precision setting in dashboard
* [UPDATED] JS API calls to use new precision setting too
* [UPDATED] PPS Value is displayed as coin precision + 8

This should help with #2216 and address issues with coins where rounding
of 12 was not enough.
[FIX] +3 on table widths
[FIX] Allow higher precision in MySQL DOUBLE
[UPDATE] Base Structure with new DOUBLE
Revert "[UPDATE] Base Structure with new DOUBLE"

This reverts commit b9873583552d8e2890e79a61d71bd3e9eb48f46b.
Revert "[FIX] Allow higher precision in MySQL DOUBLE"

This reverts commit 1a3d5e65250473f93450e0161cefd3c61f117d54.
[UPDATE] Fixed PPLNS to not round values
[UPDATE] Do not round balances from SQL
[ADDED] Properly insert coin values
[REMOVED] Precision from estimates
[SQL] Moved to 0.0.13 SQL structure
[MERGE] Conflicts with development
Merge branch 'development' into coin-rounding-setting
[UPDATE] Working coin precision system

* [ADDED] New option to coin class to change coin value precision
* [UPDATE] SQL Transactions table from double to decimal(50,30)
* [REMOVED] Admin setting for coin value precision
* [UPDATE] JS files to honor coin precision
[MERGE] Development
[FIX] DB_VERSION to 0.0.14 after update
[FIX] Merge conflict with development
[MERGE] Merge conflict with development
Merge branch 'development' into coin-rounding-setting
[FIX] New base SQL version