Merge pull request #20 from AbelHu/master

Fix XML format.
E2E Hot Add/Remove disk - Test Improvement.

1. [New] DoIOTest.py (Can perform all below I/O operations on multiple disks at once.)
   a. Detect partitions on disk. (if no partitions found, go to step c)
   b. Delete partitions if exists.
   c. Create single partition
   d. Format partition with ext4. (xfs will be added in next revision.)
   e. Mount partition to folder.
   f. Write 250MB file to disk. (Dynamic file sizes will be added in next revision.)
   g. Verify and exit.
2. [New] RDFELibs.psm1
   a. Added 2 new functions to perform I/O operations.
   b. Extended current E2E test functions to support I/O operations.
3. [fix] All E2E hot Add/Remove tests : "Hot Remove" operation will not be performed if "Hot Add" was failed that scenario.
Merge pull request #21 from iamshital/master

E2E Hot Add/Remove disk - Test Improvement.
Merge pull request #22 from AbelHu/master

Fix typo; Add logs into Junit XML report for failed/aborted cases.
Added Siege test script and updated related scripts
Added New test scripts for RAID and LVM disk tests
Merge pull request #23 from v-sirebb/master

Added Siege test script and updated related scripts
Removed DTAP and Ping Server dependancy from test cases + Support for XFS file system in E2E tests.

Framework Related Changes :
Azure_ICA_ALL.xml
[new] Added DTAP and Ping server deployment definitions to the test setups.
[new] Added "Tag" field to hosted service definition. ("This will help to differentiate between TEST VM and DTAP/EXTERNAL PING VM by adding small tag to hosted service name.")

RDFELibs.psm1
[new] Added support for xfs file system for E2E data disk tests.

All test cases:
[new] Added support for dynamic DTAP and Ping server.
[fix] Corrected all indentaion.
Fix : Removed unwanted hosted service.
Merge pull request #24 from iamshital/master

Removed DTAP and Ping Server dependency from test cases + Support for XFS file system in E2E tests.
Indentation Fixes [No code change]

1. Fixed indentation.
2. Replaced "four spaced" indent with "tab" indent for consistensy throught the code.
Merge pull request #25 from iamshital/master

Indentation Fixes in RDFELibs.psm1 [No code change]