[TASK] Add module documentation for kernel timer modules

Change-Id: I4aaeccfbb9250638eebe870c7f5aaa774826c9d7
Reviewed-on: http://brateggevoat1/gerrit/1854
Tested-by: Jenkins <jenkins@brateggevoat1.br-automation.co.at>
Reviewed-by: Josef Baumgartner <josef.baumgartner@br-automation.com>
[TASK] Refactor ftrace debug module

- Cleanup source and header file
- Rename files
- Adapt references

Change-Id: Iff86bbe8dcc692713a9a49db46a60598eae87bc5

Reviewed-on: http://brateggevoat1/gerrit/1869
Tested-by: Jenkins <jenkins@brateggevoat1.br-automation.co.at>
Reviewed-by: Josef Baumgartner <josef.baumgartner@br-automation.com>
[TASK] Rename EplTgtEnableGlobalInterrupt

- Rename it to target_enableGlobalInterrupt()
- Adapt references and declaration
- Move declaration from EplTarget.h into target.h
- Add include of target.h in files where the function is used

Change-Id: If99da120607f92292ef7a355f65a97a62c859f55
Reviewed-on: http://brateggevoat1/gerrit/1877
Tested-by: Jenkins <jenkins@brateggevoat1.br-automation.co.at>
Reviewed-by: Joerg Zelenka <joerg.zelenka@br-automation.com>
Reviewed-by: Josef Baumgartner <josef.baumgartner@br-automation.com>
[TASK] Cleanup EplTgtGetTickCountMs()

- Rename to target_getTickCount()
- Move declaration from EplTarget.h into target.h
- Adapt references

Change-Id: Ie89c454c4018595adb6b06f40805c3f766e2a158
Reviewed-on: http://brateggevoat1/gerrit/1878
Tested-by: Jenkins <jenkins@brateggevoat1.br-automation.co.at>
Reviewed-by: Joerg Zelenka <joerg.zelenka@br-automation.com>
Reviewed-by: Josef Baumgartner <josef.baumgartner@br-automation.com>
[TASK] Remove unused function declarations in EplTarget.h

Change-Id: Iceef418b1f63571b14804b0d5e996d3826b625f1
Reviewed-on: http://brateggevoat1/gerrit/1879
Tested-by: Jenkins <jenkins@brateggevoat1.br-automation.co.at>
Reviewed-by: Joerg Zelenka <joerg.zelenka@br-automation.com>
Reviewed-by: Josef Baumgartner <josef.baumgartner@br-automation.com>
[TASK] Move stack library installation directory

- Move the stack library installation directory into the stack
  directory.
- Move the path of the library installation directory from the stack
  library projects to the CMAKE_INSTALL_PREFIX. The library installation
  rules contain only the current directory.
- Use lowercase letters for processor name


Change-Id: I983f9c14eb40ed7fe3da93332404dadf8d54bf90
Reviewed-on: http://brateggevoat1/gerrit/1868
Tested-by: Jenkins <jenkins@brateggevoat1.br-automation.co.at>
Reviewed-by: Wolfgang Seiss <wolfgang.seiss@br-automation.com>
Reviewed-by: Thomas Mair <thomas.mair@br-automation.com>
Reviewed-by: Joerg Zelenka <joerg.zelenka@br-automation.com>
Reviewed-by: Josef Baumgartner <josef.baumgartner@br-automation.com>