Feat/rewards abci

[snobbee]

• introduce new module epochs to manage time-based scheduled tasks for daily reward distribution
• create CLP hook for distribution of available rewards in reward buckets
• calculation of reward share for eligible lps
• eligible lp is an LP that locked liquidity in a pool for at least lockPeriod
• introduced new lockedPeriod reward params (set by default at 14 days)
• calculation of absolute reward amount to distribute for each eligible lp
• distribute reward amount to lp and substract the amount from reward bucket
• updated CLP cil to update reward params that includes both lockPeriod and epochIdentifier
• add rewardsDistribute param (default to false)
• if rewardsDistribute is false then the rewards get added to liquidity pool and eligible LP pool units get re-calculated and increased.
• keep track of all the rewards distributed or added to liquidity provider pool share at both LP and pool level

[codecov]

Codecov Report

Merging #3430 (67870b6) into master (0c63583) will increase coverage by 0.11%.
Report is 9 commits behind head on master.
The diff coverage is 38.60%.

❗ Current head 67870b6 differs from pull request most recent head bc8ab48. Consider uploading reports for the commit bc8ab48 to get more accurate results

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #3430      +/-   ##
==========================================
+ Coverage   43.35%   43.46%   +0.11%     
==========================================
  Files         166      175       +9     
  Lines       15895    16328     +433     
==========================================
+ Hits         6891     7097     +206     
- Misses       8591     8807     +216     
- Partials      413      424      +11     

Files	Coverage Δ
app/app.go	94.08% <100.00%> (+3.97%)	⬆️
cmd/sifnoded/cmd/ibc-diag.go	15.74% <ø> (ø)
x/clp/types/codec.go	100.00% <100.00%> (ø)
x/clp/types/key_rewards_bucket.go	100.00% <100.00%> (ø)
x/clp/types/keys.go	84.21% <100.00%> (+0.87%)	⬆️
x/clp/types/querier.go	100.00% <ø> (ø)
x/dispensation/types/types.go	100.00% <100.00%> (ø)
x/ibctransfer/helpers/conversion_helper.go	37.19% <ø> (ø)
x/ibctransfer/keeper/msg_server.go	86.95% <ø> (ø)
app/setup_handlers.go	10.52% <0.00%> (+1.83%)	⬆️
... and 14 more

... and 2 files with indirect coverage changes

[pgoos]

Lgtm