Don't assume that model has id, some don't
Don't return render-result in mail::send()
Only print id if available
Merge pull request #1099 from njam/issue-1099

Dont return render result in CM_Mail::send
Merge pull request #1097 from njam/issue-1097

varDump: Model might not have id
Remove dropDatabase
Merge pull request #1100 from njam/issue-1100

Remove dropDatabase
check if class exists before adopting old configuration
CM_Config_Generator:
- store added and removed types
- introduced _checkTypesGenerated()
CM_App_Cli:
add output for changes in class type configuration
Merge pull request #1103 from alexispeter/config-generator-bug

config generator bug
Upgrade history.js to 4.1.0
Merge pull request #1106 from njam/upgrade-history-js

Upgrade history.js to 4.1.0
adjust comment prepended to internal.php
regenerate interla configs
Merge pull request #1107 from alexispeter/adjust-config-internal-comment

Adjust config internal comment
Rename model's hasId to hasIdRaw
Introduce Model hasId()
Use _getId() in actionlimit model
Don't allow to omit $key in model's _getId()