[WIP] Update README.md

[4n4nd]

This introduces a breaking change

• [ ] Yes
• [x] No

This Pull Request implements

Add instruction to build directly from repo url

[sesheta]

Pre-Commit Test failed! Click here

``` [INFO] Initializing environment for git://github.com/Lucas-C/pre-commit-hooks. [INFO] Initializing environment for git://github.com/pre-commit/pre-commit-hooks. [INFO] Initializing environment for git://github.com/pycqa/pydocstyle.git. [INFO] Initializing environment for https://github.com/pre-commit/pre-commit-hooks. [INFO] Initializing environment for https://github.com/pre-commit/mirrors-mypy. [INFO] Initializing environment for https://github.com/psf/black. [INFO] Initializing environment for https://gitlab.com/PyCQA/flake8. [INFO] Initializing environment for https://gitlab.com/PyCQA/flake8:pep8-naming. [INFO] Installing environment for git://github.com/Lucas-C/pre-commit-hooks. [INFO] Once installed this environment will be reused. [INFO] This may take a few minutes... [INFO] Installing environment for git://github.com/pre-commit/pre-commit-hooks. [INFO] Once installed this environment will be reused. [INFO] This may take a few minutes... [INFO] Installing environment for git://github.com/pycqa/pydocstyle.git. [INFO] Once installed this environment will be reused. [INFO] This may take a few minutes... [INFO] Installing environment for https://github.com/pre-commit/pre-commit-hooks. [INFO] Once installed this environment will be reused. [INFO] This may take a few minutes... [INFO] Installing environment for https://github.com/pre-commit/mirrors-mypy. [INFO] Once installed this environment will be reused. [INFO] This may take a few minutes... [INFO] Installing environment for https://github.com/psf/black. [INFO] Once installed this environment will be reused. [INFO] This may take a few minutes... [INFO] Installing environment for https://gitlab.com/PyCQA/flake8. [INFO] Once installed this environment will be reused. [INFO] This may take a few minutes... Tabs remover.............................................................Passed Trim Trailing Whitespace.................................................Failed - hook id: trailing-whitespace - exit code: 1 - files were modified by this hook Fixing README.md Check for merge conflicts................................................Passed Fix End of Files.........................................................Passed Tests should end in _test.py.........................(no files to check)Skipped Check for added large files..............................................Passed Check for byte-order marker..............................................Passed Check for case conflicts.................................................Passed Check docstring is first.................................................Passed Check JSON...............................................................Passed Check for broken symlinks............................(no files to check)Skipped Detect Private Key.......................................................Passed Check python ast.........................................................Passed Debug Statements (Python)................................................Passed pydocstyle...............................................................Passed Check Toml...............................................................Passed Check Yaml...............................................................Passed Fix End of Files.........................................................Passed Trim Trailing Whitespace.................................................Passed mypy.....................................................................Passed black....................................................................Passed flake8...................................................................Passed ```

[harshad16]

/approve

[sesheta]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: harshad16, tumido

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Needs approval from an approver in each of these files: - ~~[OWNERS](https://github.com/AICoE/s2i-custom-notebook/blob/master/OWNERS)~~ [harshad16] Approvers can indicate their approval by writing `/approve` in a comment Approvers can cancel approval by writing `/approve cancel` in a comment

[4n4nd]

Closing since same changes were added in #36

[sesheta]

@4n4nd: PR needs rebase.

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